5.12.2openmpi
	- updated version of internal OTF to 1.10.2openmpi
	  (see extlib/otf/ChangeLog)
	- added support for CUDA tracing via CUPTI callbacks and activities
	  (runtime and driver API, kernels, memory copies and GPU memory usage)
	- added support for cudaMemcpyDefault and synchronous peer-to-peer
	  memory copies in CUDA library wrapper
	- added configure switches to enable/disable CUPTI and CUDA wrapping
	- fixed a bug in CUDA runtime wrapper initialization and thread creation
	- fixed a build bug occurred if CUDA and CUPTI found, but support for
	  library tracing was disabled
	- fixed platform detection on BlueGene when configuring for the frontend
	- fixed detection of Cray compiler's OpenMP flag in configure
	- fixed detection of C++ runtime libraries for Cray and PGI 11.x compilers
	- fixed detection of MPI_IN_PLACE in configure
	- do not use RTLD_DEFAULT handle for dlsym() on CrayX? platforms;
	  it's provided by dlfcn.h but not working (segmentation fault)
	- fixed conversion from MPI_Fint-arrays to MPI_Aint-arrays in Fortran
	  MPI wrappers
	- temporary removed MPI_<Comm|Type|Win>_<get|set>_attr and
	  MPI_Attr_<get|put> from the Fortran MPI wrappers due to missing
	  conversion of the attribute value parameter
	- fixed handling of empty MPI groups (MPI_GROUP_EMPTY)
	- fixed handling of MPI groups implicitly generated by MPI_Win_create
	- fixed order of OpenMP threads based on its id (omp_get_thread_num)
	- fixed parsing of filter file to consider non-rank-specific filter
	  rules appearing after a rank selection for disabling
	- fixed handling of 'errno' in LIBC[-I/O] wrappers for statically linked
	  applications
	- fixed parsing of PAPI native events in VT_METRICS
	- vtunify[-mpi]:
		- fixed possibly uninitialized global token for the predefined
		  Node and "All" process groups
		- fixed potential memory corruption during enqueuing recv.
		  messages for p2p message matching
	- vtunify-mpi:
		- fixed assertion in p2p message matching which occurred when
		  processing local traces with disabled ranks
	- vtdyn:
		- load user-specified shared libraries (-s SHLIB) into the
		  mutatee before starting the instrumentation; adds support for
		  instrumenting shared libraries which are loaded during runtime
	- compiler wrappers:
		- fixed detection of MPI library linked in the path form
		  (e.g. libmpi.a instead of -lmpi)
		- fixed corrupt library order when using vtnvcc for linking
		  MPI/CUDA mixed programs
	- OPARI: (see tools/opari/ChangeLog:22)

5.12.1openmpi
	- updated version of internal OTF to 1.10.1coelacanth
	  (see extlib/otf/ChangeLog)
	- fixed detection of Open64 compilers for automatic instrumentation
	- fixed build issues on MacOS using GCC v4.2
	- fixed non-increasing timestamps when flushing the trace buffer
	- fixed a bug in the MPI wrapper functions MPI_Gatherv and MPI_Scatterv
	  which occurred due to illegal access to insignificant parameters on
	  non-root ranks
	- vtunify-mpi:
		- added option '--stats' to unify only summarized information,
		  no events
		- reduced memory usage
	- OPARI: (see tools/opari/ChangeLog:20,21)

5.12
	- updated version of internal OTF to 1.10coelacanth
	  (see extlib/otf/ChangeLog)
	- added support for CUDA runtime tracing via CUPTI callbacks
	- added support for process group counters
	- extended internal API to:
		- create process groups
		- assign attributes to process groups
		  (e.g. is communicator, has counters)
	- improved MPI group/communicator handling:
		- merge groups which have the same members to one group
		- name groups to "MPI Group X"
	- added writing of process begin/end records
	- added support for LIBC [I/O] tracing on Cray XT platforms
	- added environment variable VT_ONOFF_CHECK_STACK_BALANCE to
	  enable/disable check for stack level balance when switching tracing
	  on/off by using the user API
	- added configure option '--[enable|disable]-fortran' to control
	  building of Fortran support
	- install a symbolic link 'vtfiltergen[-mpi]' which is a synonym for
	  'vtfilter[-mpi] --gen'
	- if possible, get resource usage counters for the calling thread
	  instead of the process
	- disabled unnecessary time synchronization on NEC SX platforms
	- removed MPI_Address and MPI_Get_address from MPI wrappers
	- removed limitation of maximum defined MPI handles (groups, comms.,
	  and windows) in a MPI program
	- fixed incorrect handling of MPI_IN_PLACE
	- fixed erroneous handling of MPI_Aint within the Fortran MPI wrappers
	- fixed incomplete tracking of MPI inter-communicators
	- fixed error handling on flushing the trace buffer
	- fixed potential memory corruption when flushing the trace buffer
	  multiple times (VT_MAX_FLUSHES != 1)
	- fixed numbering in thread names
	- vtunify:
		- fixed parsing of negative time offsets within unify
		  control data
	- vtdyn:
		- detach from application process before continuing its
		  execution (allows signal trapping (e.g. Ctrl+C) within the
		  application)
		- fixed selection of functions to be instrumented
		- save floating point registers before calling instrumentation
		  to ensure correct program behavior
	- compiler wrappers:
		- added options '-vt:preprocess', '-vt:cpp', and '-vt:cppflags'
		  to preprocess source files before parsing by OPARI and/or TAU
		- added options '-vt:opari-rcfile' and '-vt:opari-table' to set
		  pathnames of the OPARI resource and runtime table file
		- added option '-vt:nocleanup' to keep intermediate files
	- vtrun:
		- do preload Dyninst runtime library (DYNINSTAPI_RT_LIB) when
		  instrumenting user functions by Dyninst
	- vtsetup: (see tools/vtsetup/ChangeLog:1.0.1)

5.11.2
	- updated version of internal OTF to 1.9.2sawfish
	  (see extlib/otf/ChangeLog)
	- added options '-vt:showme-<compile|link>' to the compiler wrapper
	  to show the compiler/linker flags that would be supplied to the
	  underlying compiler
	- add path to MPI library when linking with the compiler wrappers
	- do not build vtrun script on BlueGene; shell scripts doesn't work on
	  the back-end
	- fixed segmentation fault in vtunify-mpi which might occur during
	  gathering local marker definitions/spots to master process

5.11.1
	- updated version of internal OTF to 1.9.1sawfish
	  (see extlib/otf/ChangeLog)
	- process and thread buffer size can be explicitly specified by the user
	  via the environment variables VT_BUFFER_SIZE and VT_THREAD_BUFFER_SIZE
	- improved filtering of CUDA kernels
	- enhanced creating global definitions in vtunify
	- fixed CUDA kernel launch configuration
	- fixed unification of local process group definitions
	- fixed wrapper generation for MPI implementations which don't support
	  the MPI-2 standard
	- fixed faulty cleanup of temporary files in vtunify which occurred if
	  VT is configured without trace compression support
	- fixed detection of OpenMP flag '-qsmp=*:omp:*' in the compiler
	  wrappers
	- fixed C++ linker issue for manual instrumentation of multiple files
	- bugfix to OPARI (see tools/opari/ChangeLog:19)

5.11
	- updated version of internal OTF to 1.9sawfish
	  (see extlib/otf/ChangeLog)
	- added support for Cray XE6
	- added tool 'vtsetup' which provides a GUI to prepare measurement runs
	  with VampirTrace
	- added application execution wrapper script 'vtrun' which performs MPI
	  and/or binary instrumentation at runtime
	- extended Dyninst mutator tool 'vtdyn' to rewrite instrumented
	  application executables
	- replaced basic blacklist functionality of vtdyn by the VT runtime
	  filter
	- extended trace unification to match p2p message event records
	- enhanced unification of local traces from very large runs in respect
	  of parallelism and memory usage
	- extended user API to perform user defined communication
	- extended user API for regions to support dynamically generated region
	  names
	- added support for asynchronous plugin counters
	- added support for CUDA 4.0
	- removed support for CUDA 2.x
	- added CUDA performance counter support via CUPTI event API
	- added option '-vt:noopari' to compiler wrapper commands to disable
	  instrumentation of OpenMP constructs by OPARI
	- added configure option
	  '--with-wrapper-<cc|cxx|f77|fc|nvcc>-default-partype=TYPE' to set
	  default application parallelization type for compiler wrappers
	- fixed thread-safety issue in Fortran bindings of user API
	- fixed handling NULL value of pathname given to certain I/O calls
	  (e.g. fopen, open, unlink)
	- fixed base of cycle counter timer on PPC with MacOS
	- fixed default grouping of user functions whose name appears in
	  predefined groups (e.g. VT-API)
	- fixed error when using the compiler wrappers with PDT/TAU + manual
	  instrumentation
	- bugfix to OPARI (see tools/opari/ChangeLog:18)

5.10.1
	- updated version of internal OTF to 1.8.1sturgeon
	  (see extlib/otf/ChangeLog)
	- added configure option '--<en|dis>able-mpiunify-lib' to control
	  building of the MPI trace unification library (libvt-mpi-unify)
	- added GPU memory tracing for CUDA runtime API
	- fixed configure tests for conversion of Fortran MPI handles
	- fixed collecting symbol information of shared libraries which are
	  instrumented by the GNU, Intel, PathScale, or PGI 9 compiler
	- fixed an error in memory management of CUDA devices
	- fixed CUDA device management (CUDA runtime)
	- fixed finalize problem in CUDA runtime wrapper, which in cases
	  produced an unspecific driver error
	- added an additional check to avoid a possible deadlock in vt_open(),
	  which might occur, if something during opening invokes vt_open()
	- fixed not-increasing timestamps error which occurred if an interval
	  for writing statistics (env. VT_STAT_INTV) is set
	- fixed wrong UNIMCI language bindings for Fortran applications
	  (enforces building of the Fortran MPI wrapper library 'libvt-fmpi')
	- fixed handling of command line options in vtjava

5.10
	- updated version of internal OTF to 1.8sturgeon
	  (see extlib/otf/ChangeLog)
	- added support for automatic source code instrumentation by PDT/TAU
	- added MPI-parallel version of vtfilter (vtfilter-mpi) with support
	  for rank specific filtering
	- enhanced termination of MPI-parallel trace unifier in case of an error
	- changed byte counts of collective communication records
	  (see FAQ entry D.8 in the user manual)
	- added changes of CUDA 3.2 runtime API
	- extended vtjava to set the trace file prefix to the jar/class file
	- fixed compile error on Red Hat 5.x which occurred if using GNU
	  compiler with -D_FORTIFY_SOURCE=2
	- fixed faulty library dependencies to MPI which caused in a
	  segmentation fault on AIX
	  (on AIX libvt-fmpi needs additional dependencies to the Fortran
	   runtime libraries; for now building of shared libraries is disabled)
	- fixed a potential segmentation fault in CUDA runtime API tracing
	  (for disabled CUDA kernel tracing and CUDA synchronization level 3)
	- usage of CUDA and PAPI does not result in an error any more
	- fixed measurement of GPU idle time
	- corrected number of used CUDA events for disabled kernel tracing
	- fixed corrupt call stack after an intermediate buffer flush if
	  VT_MAX_FLUSHES is set to 0(=unlimited)
	- fixed detection of executable's pathname on UnionFS
	- fixed detection of OpenMP flags in the compiler wrappers
	- fixed memory source/destination overlap in a MPI_Gatherv call which
	  caused MPICH2 to abort
	- fixed potential segmentation fault during collecting symbol
	  information for instrumentation with the GNU, Intel, PathScale,
	  and PGI 9 compiler
	- fixed segmentation fault which occurred if using PAPI 4 together with
	  libc I/O tracing
	- fixed pathname of the JVMTI agent library in vtjava
	- fixed assertion in vtunify which occurred if enhanced time sync. is
	  enabled
	- fixed segmentation fault in vtunify-mpi which occurred if using more
	  MPI tasks than necessary

5.9
	- updated version of internal OTF to 1.7.1catfish
	  (see extlib/otf/ChangeLog)
	- added support for tracing NVIDIA CUDA runtime API
	- improved automatic trace unification for MPI applications:
	  use application allocated MPI processes for unification
	- extended user API: added "buffer rewind" as an alternative to "on/off"
	- extended the MPI-rank specific filtering to disable ranks completely
	- added environment variable VT_OMPTRACE to enable/disable tracing of
	  OpenMP events instrumented by OPARI
	- added writing of collective begin/end records for MPI Collective
	  operations
	- reduced amount of resulting files:
		- write only one unify control file (*.uctl) for the whole trace
		- do not write *.filt files anymore
	- added environment variables VT_MAX_MPI_COMMS and VT_MAX_MPI_WINS for
	  adjusting internal default limits of used MPI communicators/windows
	- corrected finalize behavior for C++ applications with static objects
	  (e.g. MPI_Finalize in the destructor of a singleton)
	- fixed potential buffer overflow on determining pathname of the
	  application executable
	- fixed loading of dynamic libraries on AIX
	- fixed bugs in the compiler wrappers:
		- don't try to rename the compiler output of an OPARI modified
		  source file if it's specified by the compiler flag '-o'
		- changed order of linking libraries to record also MPI function
		  calls which come from user libraries
		- corrected parsing of separated arguments of the compiler
		  options -I, -L, and -l (e.g. -I <dir>)
	- fixed bug in vtunify: do only write active stream/process ids to the
	  OTF master control file (*.otf)
	- if configuring inside Open MPI, install header files into
	  <includedir>/vampirtrace even the configure option '--includedir' is
	  specified

5.8.2
	- fixed buffer overflow which occurred if marker or event comment
	  records generated
	- fixed bug in MPI-I/O tracing: tracking MPI file handles even if
	  MPI_File_open isn't recorded

5.8.1
	- updated version of internal OTF to 1.6.5stingray
	  (see extlib/otf/ChangeLog)
	- added support for tracing functions in shared libraries instrumented
	  by the GNU, Intel, PathScale, or PGI 9 compiler
	- extended support for BlueGene/P in terms of tracing libraries
	  (e.g. libc I/O) and tracing of multi-threaded applications
	- added default option file for CrayXT platforms
	- added support for PAPI-C counters which belong to different components
	- added environment variable VT_METRICS_SEP to specify a string which
	  separate the counter names in VT_METRICS
	- extended usability of environment variable VT_METRICS for PAPI
	  counters to specifiy whether a counter provides increasing or
	  absolute values
	- added support for "re-locate" an existing VampirTrace installation
	  without re-build it from source
	- fixed configure's version detection for PAPI to support version 4.x
	- added configure tests for a few pthread functions which do not exist
	  on some platforms
	- added configure tests to detect Bull MPICH2
	- use Open MPI provided Fortran wrapper library 'libmpi_f77'
	- added functions 'MPI_Group_range_<incl|excl>' to Fortran MPI wrappers
	- use more portable 'nm' command instead of the BFD library to collect
	  symbol information for instrumentation with the GNU, Intel, PathScale,
	  and PGI 9 compiler
	- do not shutdown call stack if maximum number of buffer flushes was
	  reached, because the additional leaves suggest a wrong application
	  flow
	- fixed potential stack underflow in vtfilter which might be cause a
	  segmentation fault
	- fixed detection of unique node id on MacOS platforms
	- fixed support for LAM/MPI
	- fixed potential segmentation fault in vtunify-mpi which might occur
	  on 32bit platforms
	- patched libtool to avoid a bug in detection of the PGI 10 compilers

5.8
	- updated version of internal OTF to 1.6.4stingray
	  (see extlib/otf/ChangeLog)
	- added support for tracing calls to arbitrary third party libraries
	  The new tool 'vtlibwrapgen' can be used to generate a wrapper library.
	- extended the region filter mechanism to allow MPI-rank specific
	  filter directives
	- added support for automatic instrumentation with PGI 9 compiler using
	  its new compiler flag '-Minstrument'
	- added MPI-parallel trace unifier (vtunify-mpi)
	- disabled simultaneous support for multiple compiler instrumentation
	  types in one VampirTrace installation
	  (all known compiler instrumentation types for the compiler wrappers
	   (e.g. gnu,pgi,xl) are summarized by "compinst")
	- added wrapper script 'vtjava' which invoke the usual Java application
	  launcher with the necessary options for tracing
	- enhanced creating global definitions in vtunify
	- create a process group with the real node name on CrayXT platforms
	- fixed a bug which caused incomplete traces if using automatic instr.
	  for MPI/C++ applications on CrayXT platforms
	- fixed erroneous error messaging in libc tracing
	- fixed wrong order of attributes in 'vt_def_region'
	- fixed erroneous reading of input filter file in vtfilter

5.7
	- updated version of internal OTF to 1.6.1stingray
	  (see extlib/otf/ChangeLog)
	- added support for MPI correctness checking by Universal MPI
	  Correctness Interface (UniMCI)
	- added support for automatic instrumentation by using OpenUH compiler
	  (version 4.0 or higher required)
	- added support for Java tracing using JVMTI
	- added support for CPU ID tracing (requires GLIBC >= 2.6)
	- added support for MPI-2 one-sided communication
	- full support for MPI-2 I/O (using I/O begin/end records)
	- improved tracing of nested POSIX/OpenMP threads: record parent thread
	  identifier of each child thread so that the parent-child relationship
	  will be evident
	- improved tracing of POSIX threads: reuse thread identifiers of
	  terminated threads
	- improved memory allocation tracing: write marker for each alloc/free
	  event which show the allocated/freed bytes
	- added environment variable VT_MAX_STACK_DEPTH which can be used to
	  specify the maximum depth of call stack to record
	- extended user API for intermediate time synchronization and buffer
	  flushes and for updating all counters which specified by the
	  environment variables VT_METRICS and VT_RUSAGE
	- added support email address to assert strings and #error directives
	- added writing of I/O begin/end records for LIBC's I/O tracing
	- added support for tracing file locking via 'flockfile()', 'lockf()'
	  and 'fcntl()'
	- use handle from dlopen(<libc>) for dlsym() calls instead of RTLD_NEXT
	  => LIBC (+I/O) tracing works with statically linked programs now
	- added support for cycle counter timer on Alpha and Sparc platforms
	- added platform configurartion files that provide several default
	  options
	- added configure check for function '__getReg' which required to use
	  the ITC timer on IA64/Linux
	- added configure check for PAPI's special type 'long_long'
	  (will be defined, if the header file 'papi.h' doesn't provide this)
	- install header files to 'PREFIX/include/vampirtrace' by default to  
	  avoid conflicts with the OpenMPI integrated version of VT
	- do not install 'vtCC' and the corresponding config file, if the file
	  system is case insensitive (e.g. HFS+ on MacOS X)
	- added configure option '--with[out]-bfd' to control usage of BFD
	  library to get symbol information for GNU, Intel, and PathScale
	  compiler instrumentation
	- preselect availability of MPI type converter functions
	  (e.g. MPI_Comm_f2c), if '--with-openmpi' was given
	  (further preselections for other MPI implementations will follow)
	- fixed detection of Sun Studio compiler for automatic instrumentation
	- fixed a bug in GNU demangling of C++ names
	- fixed wrong output of dlsym errors in I/O tracing
	- fixed faulty searching for matching filter directive
	- fixed assertion which might be occurred during tracing applications
	  using pthreads and recording PAPI counters
	- fixed not-increasing counter values for tracing threaded applications
	- fixed a bug in Fortran MPI wrappers: added conversion for MPI_BOTTOM
	  and MPI_IN_PLACE
	- fixed Fortran User API for markers
	- fixed a bug in vtfilter: strip the '.otf'-suffix from input/output
	  trace file names, if necessary
	- fixed a bug in the Fortran compiler wrappers: don't remove generated
	  OPARI header files (*.opari.inc) before compiling the table source
	- file (opari.tab.c)
	- enhancement to OPARI (see tools/opari/ChangeLog:16,17)
	- use handle from dlopen(<libc>) for dlsym() calls instead of RTLD_NEXT
	- fixed segmentation fault when encountering invalid file descriptors
	- use hard limit for maximum number of fds

5.6.3
	- updated version of internal OTF to 1.5.2dolphin
	  (see extlib/otf/ChangeLog)
	- added environment variables VT_PFORM_LDIR_CHECK and
	  VT_PFORM_GDIR_CHECK to enable/disable checking for write access to
	  the local/global trace directories
	- added configure variable 'NM' for the command to list symbols from
	  object files
	- added configure options '--with-mvapich[2]' to set the MPI-libs for
	  MVAPICH[2]
	- added configure check for header file 'asm/intrinsics.h' and
	  definition of '_IA64_REG_AR_ITC' which required to use the ITC timer
	  on IA64/Linux
	- added support for demangling of C++ names also if the header file
	  'demangle.h' is not available
	- do not build shared libraries on IBM BlueGene
	- replaced usage of PATH_MAX by VT_PATH_MAX to avoid compile errors
	  on some platforms
	- fixed compile error which occurred if support for enhanced time
	  synchronization enabled and using the Sun Performance Library from
	  Sun Studio 12
	- fixed compile error on RedHat/CentOS due to missing header include
	  of 'cctype.h' in the sources of 'vtunify'
	- fixed a bug in the compiler wrappers: add compiler flag '-I.' for
	  compiling OPARI modified sources in subdirectories in order to find
	  the corresponding OPARI include files
	- fixed a bug in the compiler wrappers for Fortran: do not mix C flags
	  (especially the pthread flag '-D_THREAD_SAFE' for IBM compilers) with
	  Fortran compiler flags
	- fixed faulty timer selection in configure
	  (the cycle counter timer is not available on all Linux platforms)
	- fixed detection of Sun Studio compilers on Linux
	  (related to the automatic instrumentation)
	- patch libtool to avoid a bug in detection of the Sun Studio Fortran
	  compiler
	- fixed missing definition of vt_node_id in vt_pform_sun
	- added wrapper for 'pthread_exit' for correct decomposition of the
	  call stack
	- fixed I/O calls not being affected by region filters
	- disabled recording of I/O events from within filtered out functions
	- disabled recording of MPI messages from within filtered out functions
	- check return value of MPI_Get_count in status handling

5.6.2
	- replaced all dots in library names by dashs in order to avoid a
	  naming problem in libtool and for more consistent
	- added dependencies to all necessary libraries (e.g. PAPI, BFD, etc.)
	  to the shared VT libraries
	- changed default of VT_PFORM_LDIR to '.' on SiCortex platforms
	- fixed use of gethostid() that may fail without error -> check return
	  value and retry
	- use 1 MB buffer for copying traces from local to global destination,
	  may be tuned by VT_COPY_BUFFER_SIZE

5.6.1
	- updated version of internal OTF to 1.5.1dolphin
	  (see extlib/otf/ChangeLog)
	- added support for building shared libraries
	- fixed compile error which occurred if configure was unable to find
	  MPI2 I/O support
	- fixed compile error due to missing header include in the sources of
	  the compiler wrappers
	- fixed faulty calculation of unique node id on SUN Solaris platforms
	- fixed compiler flags for building OPARI's table object file
	- fixed a bug which could prevent LIBC's I/O tracing

5.6
	- updated version of internal OTF to 1.5 (see extlib/otf/ChangeLog)
	- enhanced time synchronization
	- added support for MPI-2 extended collective operations
	- added support for recording statistics of MPI collective operations
	- added support for hardware performance counters on NEC SX platforms
	- added support for POSIX threads
	- extended user API to record user-defined markers
	- added wrapper for MPI function 'MPI_Init_thread'
	- fixed faulty calculation of sent/received bytes for MPI_Bcast

5.5.4
	- added support for OpenMP on BlueGene/P
	- fixed invalid conversion from 'const char*' to 'char*' in macro
	  'VT_TRACER'

5.5.3
	- updated version of internal OTF to 1.4.1 (see extlib/otf/ChangeLog)
	- added support for NEC MPI/SX Fortran 8-Byte Integers
	- added support for IBM BlueGene/P
	- added configure options '--with-sunmpi[-mt]' to set MPI libs for
	  SUN MPI
	- bugfix: added configure check for I/O functions functions 'fseeko()'
	  (this function is not available on NEC SX platforms)
	- fixed faulty shell comparison in configure which may cause an infinite
	  loop
	- fixed compile error: removed faulty header include for builds
	  without MPI support
	- fixed stack corios during intercepting I/O function 'unlink()'
	- fixed stack-level mismatch in regions with tracing disabled (VT_OFF)
	  in combination with MPI collective operations
	- fixed faulty handling of MPI_F_STATUS[ES]_IGNORE in MPI wrapper
	  functions

5.5.2
	- added wrapper for LIBC's I/O function 'unlink()'
	- fixed a bug in handling of OpenMP critical sections
	- fixed a bug in Fortran MPI wrappers: added conversion of MPI_Aint

5.5.1
	- added wrapper functions for 'wait()' and 'waitpid()'
	- improved tracing of 'fork()': automatic unifying of local traces
	- added support for Cray CNL
	- added option '-p' for vtunify to show a progress display during
	  unifying events
	- added configure options to specify the installed MPI-implementation
	  (e.g. the option '--with-mpich2' sets the MPI-libs for MPICH2)
	- fixed not-increasing timestamps during buffer flush
	  (occurred if memory allocation tracing was enabled)
	- fixed missing variable-declarations in Fortran MPI wrappers
	- fixed a bug in unique trace file naming which occurred when 'fork()'
	  used (child process gots a wrong unique file number)
	- fixed a bug in vtfilter where the tool dies when a counter appears
	  outside of function
	- enhancement to OPARI (see tools/opari/ChangeLog:15)

5.5
	- updated version of internal OTF to 1.4 (see extlib/otf/ChangeLog)
	- added support for automatic instrumentation by using PathScale
	  compiler (version 3.1 or higher required)
	- added support for recording function and message statistics
	- extended user API for enable/disable tracing
	- added wrapper functions for the complete MPI-1.2 standard,
	  MPI-2 One-Sided Communications, and MPI-2 I/O
	- added support for tracing resource usage via 'getrusage()'
	- added support for tracing 'fork()', 'system()', and 'exec' functions
	- added support for unique trace file naming 
	- added determining of executable's path, if VT_APPPATH not given
	  (currently that works *only* for linux, altix, macos, ibm, and sun)
	- set default trace file prefix to name of executable (from VT_APPPATH)
	- added support for CPC hardware performance counter
	- enhanced movement of the local temporary traces (VT_PFORM_LDIR) to
	  the global directory (VT_PFORM_GDIR), if both directories are on the
	  same device
	- added configure option (--with-cross-prefix) to set a prefix for the
	  "cross"-executables of the compiler wrappers (e.g. cross-vtcc)
	- added configure options (--with-wrapper-<cc|cxx|f77|f90>) to set the
	  default underlying compiler of the compiler wrappers
	- enhancement to OPARI (see tools/opari/ChangeLog:14)

5.4.5
	- updated version of internal OTF to 1.3.10 (see extlib/otf/ChangeLog)
	- fixed a bug for LIBC's I/O tracing: argument of 'fileno()' must be
	  a valid file stream
	- added configure option '--[enable|disable]-binaries' to control
	  building of binaries (useful for multi-lib installations)

5.4.4
	- updated version of internal OTF to 1.3.9 (see extlib/otf/ChangeLog)
	- fixed a portability bug: use own implementation of function
	  'strdup()'
	- removed variadic macros (they were introduced in C99)
	- fixed potential race condition by using OpenMP + LIBC's I/O tracing
	- fixed potential missing definition records by using OpenMP and the
	  maximum number of buffer flushes was reached
	- fixed a bug in the compiler wrappers: added check for SUN's OpenMP
	  compiler flag (-xopenmp)
	- fixed a bug for determining the timer-resolution for ITC
	- added process group definition for MPI communicator MPI_COMM_SELF
	- cleanup call stack when maximum number of flushes was reached
	- added configure check if we can link '-lz' in order to pass either
	  '-lotf -lz' or just '-lotf' as OTF link option
	- renamed configure's option '--with[out]-mpi-io' to
	  '[enable/disable]-mpi-io' for more consistent

5.4.3
	- bugfix for Fortran compiler wrappers (vtf77, vtf90):
	  OPARI's table source file (opari.tab.c) will be compiled
	  with the C compiler and flags which were given for VT's
	  configure (CC/CFLAGS)
	  (changeable in vt*-wrapper-data.txt)
	- bugfixes in vtunify:	- keep user's created process groups
				  for MPI communicators
				- reserve sorting of global process group
				  definitions

5.4.2
	- bugfix for VPATH builds
	- added configure check for PAPI version
	  (only support for version 3.x)

5.4.1
	- bugfix: added check for I/O functions which are a part of the large
	  file extensions (e.g. open64, creat64, ...); disable corresponding
	  wrapper functions, if system doesn't support these
	- added environment variable VT_DEMANGLE to enable/disable GNU
	  demangling of C++ names (default: disabled, due to a bug in older
	  versions of the GNU library 'liberty')
	- disabled support for I/O tracing on MacOS

5.4.0
	- updated version of internal OTF to 1.3.8 (see extlib/otf/ChangeLog)
	- added support for user-defined counters
	- if available, PAPI cycle counter can be used as timer
	  (see config.h after configure)
	- recording of events will be stopped if the maximum number of
	  buffer flushes (env. VT_MAX_FLUSHES) was reached
	- added support for LIBC's I/O tracing
	- improved autoconf's m4 scripts for cross buildings
	- default settings for the compiler wrappers will be stored
	  in share/vampirtrace/vt*-wrapper-data.txt
	- vtfilter: - direct filtering without second trace run
	            - parallelization using OpenMP

5.3.2
	- updated version of internal OTF to 1.3.7 (see extlib/otf/ChangeLog)
	- improved autoconf's m4 scripts for cross buildings
	- added support for VPATH builds

5.3.1
	- set default trace call limit for all regions/functions to 100000

5.3.0
	- updated version of internal OTF to 1.3.4 (see extlib/otf/ChangeLog)
	- added support for automatic instrumentation by using Intel compiler
	  version 10.x (uses new compiler flag '-finstrument-functions')
	- added support for binary instrumentation by using Dyninst
	- added support for GLIBC's memory allocation tracing
	  (see doc/UserManual*)
	- bugfix: corrected process id for OpenMP collective operations
	- changed default function/region group from 'USR' to 'Application'
	- if only MPI-functions are instrumented, then entry-record of
	  function 'user' will be generated before MPI_Init
	- added trace filter generator tool 'vtfilter'
	  (see doc/USAGE.vtfilter)
	- added support for multiple compiler-instrumentations from one
	  installation of VampirTrace (see INSTALL)
	- replaced vtinst, vtinst-pomp, and vtinst-dyn by VT's compiler
	  wrapper (see doc/UserManual* and doc/USAGE.compinst)
	- added simple example applications
	- changed install directory of documentations from '$prefix/info'
	  to '$prefix/share/vampirtrace/doc'
	- changed install directory of metrics-, filter-, and grouping
	  configuration from '$prefix/doc' to '$prefix/share/vampirtrace'

5.2.5
	- fixed potentially race condition by tracing OpenMP apps.
	- fixed some little memory leaks
	- fixed native counter issue on IA64 systems
	- added configure check for header files 'stdint.h' and 'inttypes.h';
	  if none of these files found, then own integer types will be defined

5.2.4
	- updated version of internal OTF to 1.2.19 (see extlib/otf/ChangeLog)
	- fixed compile error which occurred by using old SUN compilers
	- added a configure summary
	- added HP MPI support
	- renamed Fortran MPI wrapper library to 'libvt.fmpi' to avoid possible
	  name conflicts
	- fixed a bug (integer overflow) in mechanism for getting timer on
	  Linux systems

5.2.3
	- changed install directory of documentations from 'doc' to 'info'
	  (adjustable by configure option '--infodir')
	- forward configure options '--exec-prefix', '--bindir', '--libdir', ',
	  '--includedir', and '--infodir' to configure command of internal OTF
	- added configure check for CPP-Style Fortran preprocessor of gfortran
	- added configure check for location of 'mmtimer.h'
	- made sure that peers of events (e.g. msg. send enter + msg. send)
	  have the same timestamp
	- clock synchronization can be forced
	  (see config.h after configure)

5.2.2
	- fixed a bug in region filter which occurred by tracing OpenMP apps.
	  instrumented by compiler (vtinst)
	- added option '-k' for vtunify to keep input trace files

5.2.1
	- fixed several performance issues
	- improved mechanism for getting clock cycles on IBM PPC64 machines
	- the user can specify the mechanism which used for getting timer
	  (only for Linux, SGI Altix, IBM AIX, Cray X1
	   - see config.h after configure)

5.2.0
	- updated version of internal OTF to 1.2.18 (see extlib/otf/ChangeLog)
	- replaced build system by GNU Autoconf/Automake
	- changed base name (e.g. environment variables, source files) to VT...
	  (see doc/USAGE)
	- added OpenMP support by using OPARI instrumentation tool
	- write process group records which contain the location of processes
	  (node name)
	- added tool 'vtconfig' to simplify determining the right compiler and
	  linker flags

5.1.7
	- updated version of internal OTF to 1.2.13

5.1.6
	- updated version of internal OTF to 1.2.11
	- fixed a bug: record the REAL buffer-length of a MPI non-blocking 
	  receive operation
	- added wrapper for MPI function 'MPI_Probe'
	- added Open MPI support
	- added a simple "configure" command
	  (see INSTALL)

5.1.5
	- fixed a bug in elg_otfunify time synchronization

5.1.4
	- updated version of internal OTF to 1.1.9
	- fixed a bug in elg_otfunify which occurred if compiled with PGI
	  and used OMP parallelization
	- enhanced progress display of elg_otfunify

5.1.3
	- fixed little bugs in build system which occurred if multiple
	  mode building used (Makefile.32-64)
	- added support for clusters of IBM Power3/4 machines
	  and Linux PPC cluster with IBM compilers

5.1.2
	- updated version of internal OTF to 1.1.8

5.1.1
	- write list of filtered regions to file (*.x.filt)
	- specified flags of 'ar' in Makefile.defs (AFLAG) will
	  be assign to internal OTF configure script

5.1.0
	- counter event record will be wrote before leave event record
	- added region filter and grouping managment

5.0.6
	- added creator informations of trace file (tracelib, version, date
	  and time)
	- reduced offset of process group token
	- improved name of process groups

5.0.5
	- fixed a bug in elg_otfunify which occurred if the environment
	  variable ELG_PFORM_DIR was set

5.0.4
	- fixed a bug which occurred on Opteron systems (faulty timestamps)
	- made sure that the ids of process groups and processes are
	  different (for analyzing trace files)

5.0.3
	- updated version of internal OTF to 1.1.5
	- fixed a bug in GNU compiler interface which might have caused
	  a segmentation fault during flushing the trace buffer

5.0.2
	- updated version of internal OTF to 1.1.4

5.0.1
	- updated version of internal OTF to 1.1.3

5.0.0
	- initial version
