alexxy/gromacs.git
13 years agoMerge branch 'release-4-5-patches'
Carsten Kutzner [Thu, 2 Dec 2010 14:46:46 +0000 (15:46 +0100)]
Merge branch 'release-4-5-patches'

13 years agoFixed typo.
ckutzne [Thu, 2 Dec 2010 14:44:41 +0000 (15:44 +0100)]
Fixed typo.

13 years agoMerge branch 'master' of git.gromacs.org:gromacs
Carsten Kutzner [Tue, 30 Nov 2010 12:55:01 +0000 (13:55 +0100)]
Merge branch 'master' of git.gromacs.org:gromacs

13 years agoProper appending with enforced rotation output files.
ckutzne [Tue, 30 Nov 2010 12:54:21 +0000 (13:54 +0100)]
Proper appending with enforced rotation output files.

13 years agoGMXRC.* - fixed bug #614
Christoph Junghans [Mon, 29 Nov 2010 11:35:18 +0000 (12:35 +0100)]
GMXRC.* - fixed bug #614

13 years agoadded power6 flags from Markus Rampp
Christoph Junghans [Fri, 26 Nov 2010 09:59:54 +0000 (10:59 +0100)]
added power6 flags from Markus Rampp

13 years agoMerge branch 'release-4-5-patches'
David van der Spoel [Sun, 28 Nov 2010 10:13:05 +0000 (11:13 +0100)]
Merge branch 'release-4-5-patches'

13 years agoFixed bugzilla 616 about formatting in the help text.
David van der Spoel [Sun, 28 Nov 2010 10:11:57 +0000 (11:11 +0100)]
Fixed bugzilla 616 about formatting in the help text.

13 years agoFixed SEGV bug in g_sham.
David van der Spoel [Fri, 26 Nov 2010 10:10:18 +0000 (11:10 +0100)]
Fixed SEGV bug in g_sham.

13 years agoEnforced rotation: fixed torque calculation for FLEX potential when using mass-weighting
Carsten Kutzner [Fri, 26 Nov 2010 09:31:50 +0000 (10:31 +0100)]
Enforced rotation: fixed torque calculation for FLEX potential when using mass-weighting

13 years agofixed segv in grompp due to gmxcpp not checking for #include statements without delim...
Berk Hess [Wed, 24 Nov 2010 12:44:49 +0000 (13:44 +0100)]
fixed segv in grompp due to gmxcpp not checking for #include statements without delimiters

13 years agoconfigure: build shared libs unless mpi enabled (bug #562)
Christoph Junghans [Wed, 24 Nov 2010 08:53:29 +0000 (09:53 +0100)]
configure: build shared libs unless mpi enabled (bug #562)

13 years agoMerge branch 'master' of git.gromacs.org:gromacs
Carsten Kutzner [Tue, 23 Nov 2010 13:42:33 +0000 (14:42 +0100)]
Merge branch 'master' of git.gromacs.org:gromacs

13 years agoEnforced rotation: code cleanup
Carsten Kutzner [Tue, 23 Nov 2010 13:41:15 +0000 (14:41 +0100)]
Enforced rotation: code cleanup

13 years agoAdded a hint to the documentation for creating .tpr files with a subset of a simulati...
Mark Abraham [Mon, 22 Nov 2010 12:07:47 +0000 (23:07 +1100)]
Added a hint to the documentation for creating .tpr files with a subset of a simulation sustem using tpbconv.

13 years agoFixed segv in gmx_pme_error when gromacs compiled with threads
ckutzne [Fri, 19 Nov 2010 17:26:05 +0000 (18:26 +0100)]
Fixed segv in gmx_pme_error when gromacs compiled with threads

13 years agoFixed TMPI_WAIT_FOR_NO_ONE deadlock.
Sander Pronk [Fri, 19 Nov 2010 13:38:44 +0000 (14:38 +0100)]
Fixed TMPI_WAIT_FOR_NO_ONE deadlock.

13 years agoMade printing in check_multi_init conditional, depending on whether the
David van der Spoel [Thu, 18 Nov 2010 19:45:00 +0000 (20:45 +0100)]
Made printing in check_multi_init conditional, depending on whether the
log file is NULL or not.

13 years agoBetter description of rotation options
Carsten Kutzner [Thu, 18 Nov 2010 09:09:08 +0000 (10:09 +0100)]
Better description of rotation options

13 years agoRemoved unnecessary include
Carsten Kutzner [Wed, 17 Nov 2010 13:02:40 +0000 (14:02 +0100)]
Removed unnecessary include

13 years agoMerge branch 'rotation'
Carsten Kutzner [Wed, 17 Nov 2010 12:41:08 +0000 (13:41 +0100)]
Merge branch 'rotation'

13 years agoMerge branch 'release-4-5-patches'
Carsten Kutzner [Wed, 17 Nov 2010 11:03:56 +0000 (12:03 +0100)]
Merge branch 'release-4-5-patches'

13 years agoMerge branch 'rotation-4-5' into rotation
Carsten Kutzner [Mon, 15 Nov 2010 10:30:12 +0000 (11:30 +0100)]
Merge branch 'rotation-4-5' into rotation

13 years agoEnforced rotation: define Gaussian norm
Carsten Kutzner [Mon, 15 Nov 2010 10:28:37 +0000 (11:28 +0100)]
Enforced rotation: define Gaussian norm

13 years agoMerge branch 'rotation-4-5' into rotation
Carsten Kutzner [Mon, 15 Nov 2010 09:58:10 +0000 (10:58 +0100)]
Merge branch 'rotation-4-5' into rotation

13 years agoEnforced rotation: use the right tpx_version
Carsten Kutzner [Mon, 15 Nov 2010 09:56:55 +0000 (10:56 +0100)]
Enforced rotation: use the right tpx_version

13 years agoEnforced rotation: set the right tpx_version
Carsten Kutzner [Mon, 15 Nov 2010 09:53:19 +0000 (10:53 +0100)]
Enforced rotation: set the right tpx_version

13 years agoMerge branch 'release-4-5-patches' into rotation-4-5
Carsten Kutzner [Mon, 15 Nov 2010 09:34:52 +0000 (10:34 +0100)]
Merge branch 'release-4-5-patches' into rotation-4-5

13 years agoMinor trjconv documentation formatting fix
Mark Abraham [Fri, 12 Nov 2010 23:03:20 +0000 (10:03 +1100)]
Minor trjconv documentation formatting fix

13 years agog_densmap -od writes a .dat file and prevents writing the .xpm file. The latter behav...
Mark Abraham [Fri, 12 Nov 2010 23:01:52 +0000 (10:01 +1100)]
g_densmap -od writes a .dat file and prevents writing the .xpm file. The latter behaviour is uncharacteristic of GROMACS tools, I thought, so I updated the documentation to note this. Perhaps the .xpm file produced by -o should always be written.

13 years agoNew maintanance release: 4.5.3
Rossen Apostolov [Tue, 9 Nov 2010 21:32:11 +0000 (22:32 +0100)]
New maintanance release: 4.5.3

13 years agoadded -resnr option to editconf
Berk Hess [Tue, 9 Nov 2010 08:47:50 +0000 (09:47 +0100)]
added -resnr option to editconf

13 years agoGMX_POWERPC_INVSQRT should be OFF in CMakeLists.txt by default (PowerPC and BlueGene...
Mark Abraham [Tue, 9 Nov 2010 08:16:06 +0000 (19:16 +1100)]
GMX_POWERPC_INVSQRT should be OFF in CMakeLists.txt by default (PowerPC and BlueGene accelerations turn them on, though)

13 years agofixed compiler warning in pdb2gmx.c
Berk Hess [Tue, 9 Nov 2010 07:49:18 +0000 (08:49 +0100)]
fixed compiler warning in pdb2gmx.c

13 years agoReverting back GMX_DLOPEN to default ON
Rossen Apostolov [Mon, 8 Nov 2010 19:16:09 +0000 (20:16 +0100)]
Reverting back GMX_DLOPEN to default ON

13 years agomaking error message for vmdio clearer (bug 598)
Roland Schulz [Mon, 8 Nov 2010 18:57:01 +0000 (13:57 -0500)]
making error message for vmdio clearer (bug 598)

13 years agoDeleted redundant charmm27.ff/dna.r2b.
Pär Bjelkmar [Mon, 8 Nov 2010 16:17:42 +0000 (17:17 +0100)]
Deleted redundant charmm27.ff/dna.r2b.

13 years agoDisable GMX_DLOPEN by default.
Rossen Apostolov [Mon, 8 Nov 2010 15:55:22 +0000 (16:55 +0100)]
Disable GMX_DLOPEN by default.

Bug 598 is still open though.

13 years agoAdded support for Altivec kernels on POWERPC.
Rossen Apostolov [Mon, 8 Nov 2010 15:45:56 +0000 (16:45 +0100)]
Added support for Altivec kernels on POWERPC.

Hopefully closes bug 573.

13 years agoMerge branch 'release-4-5-patches' of git.gromacs.org:gromacs into release-4-5-patches
Szilard Pall [Mon, 8 Nov 2010 12:49:29 +0000 (13:49 +0100)]
Merge branch 'release-4-5-patches' of git.gromacs.org:gromacs into release-4-5-patches

13 years agoMerge branch 'master' into rotation
Carsten Kutzner [Mon, 8 Nov 2010 10:40:08 +0000 (11:40 +0100)]
Merge branch 'master' into rotation

Conflicts:
src/tools/Makefile.am

13 years agoMerge branch 'rotation-4-5' into rotation
Carsten Kutzner [Mon, 8 Nov 2010 10:34:42 +0000 (11:34 +0100)]
Merge branch 'rotation-4-5' into rotation

13 years agoEnforced rotatin: Put in check for acos value; enhanced output file description
Carsten Kutzner [Mon, 8 Nov 2010 10:33:26 +0000 (11:33 +0100)]
Enforced rotatin: Put in check for acos value; enhanced output file description

13 years agoMerge branch 'release-4-5-patches' into rotation-4-5
Carsten Kutzner [Mon, 8 Nov 2010 08:58:10 +0000 (09:58 +0100)]
Merge branch 'release-4-5-patches' into rotation-4-5

13 years agoMade mdrun exit with a fatal error for EM or NM with -rerun
Mark Abraham [Sun, 7 Nov 2010 01:36:37 +0000 (12:36 +1100)]
Made mdrun exit with a fatal error for EM or NM with -rerun

13 years agoFixed .xvg legends for g_sas options -or and -oa
Mark Abraham [Sat, 6 Nov 2010 11:55:56 +0000 (22:55 +1100)]
Fixed .xvg legends for g_sas options -or and -oa

13 years agoMerge branch 'release-4-5-patches' of git.gromacs.org:gromacs into release-4-5-patches
Szilard Pall [Fri, 5 Nov 2010 22:08:50 +0000 (23:08 +0100)]
Merge branch 'release-4-5-patches' of git.gromacs.org:gromacs into release-4-5-patches

13 years agoMerge branch 'release-4-5-patches'
Teemu Murtola [Fri, 5 Nov 2010 17:53:07 +0000 (19:53 +0200)]
Merge branch 'release-4-5-patches'

Conflicts:
src/tools/Makefile.am

13 years agoFixed compilation issue.
David van der Spoel [Fri, 5 Nov 2010 13:10:25 +0000 (14:10 +0100)]
Fixed compilation issue.

13 years agoFixed compilation issue.
David van der Spoel [Fri, 5 Nov 2010 13:05:55 +0000 (14:05 +0100)]
Fixed compilation issue.

13 years agoAdded flag to gmx_stats_get_point
David van der Spoel [Fri, 5 Nov 2010 12:56:06 +0000 (13:56 +0100)]
Added flag to gmx_stats_get_point

13 years agoMore atom-based charge groups in CHARMM (termini and hard-coded residues).
Pär Bjelkmar [Fri, 5 Nov 2010 12:38:11 +0000 (13:38 +0100)]
More atom-based charge groups in CHARMM (termini and hard-coded residues).

13 years agoMerge branch 'rotation-4-5' into rotation
Carsten Kutzner [Fri, 5 Nov 2010 11:56:31 +0000 (12:56 +0100)]
Merge branch 'rotation-4-5' into rotation

13 years agoFlexible RMSD fitting is now optionally mass-weighted
Carsten Kutzner [Fri, 5 Nov 2010 11:55:44 +0000 (12:55 +0100)]
Flexible RMSD fitting is now optionally mass-weighted

13 years agoPrint warning when reference file is set but could not be found
Carsten Kutzner [Fri, 5 Nov 2010 10:02:06 +0000 (11:02 +0100)]
Print warning when reference file is set but could not be found

13 years agopdb2gmx now puts atoms with cgnr=-1 in separate charge groups
Berk Hess [Fri, 5 Nov 2010 09:18:29 +0000 (10:18 +0100)]
pdb2gmx now puts atoms with cgnr=-1 in separate charge groups

13 years agoMerge branch 'release-4-5-patches' into rotation-4-5
Carsten Kutzner [Fri, 5 Nov 2010 08:54:34 +0000 (09:54 +0100)]
Merge branch 'release-4-5-patches' into rotation-4-5

13 years agoprint more information in case of lock error
Roland Schulz [Thu, 4 Nov 2010 08:14:56 +0000 (04:14 -0400)]
print more information in case of lock error

13 years agoMerge branch 'rotation-4-5' into rotation
Carsten Kutzner [Thu, 4 Nov 2010 10:51:56 +0000 (11:51 +0100)]
Merge branch 'rotation-4-5' into rotation

Conflicts:
src/tools/Makefile.am

13 years agoDoxygen comment for dd_make_local_rotation_groups
Carsten Kutzner [Thu, 4 Nov 2010 10:45:40 +0000 (11:45 +0100)]
Doxygen comment for dd_make_local_rotation_groups

13 years agoFixed md.log being opened twice when appending, which prevented file locking.
Berk Hess [Thu, 4 Nov 2010 10:19:35 +0000 (11:19 +0100)]
Fixed md.log being opened twice when appending, which prevented file locking.
Added check for -seppot and -append.

13 years agoMerge branch 'master' into rotation
Carsten Kutzner [Thu, 4 Nov 2010 09:42:45 +0000 (10:42 +0100)]
Merge branch 'master' into rotation

Conflicts:
src/kernel/runner.c

13 years agoMerge branch 'release-4-5-patches' into rotation-4-5
Carsten Kutzner [Thu, 4 Nov 2010 09:33:40 +0000 (10:33 +0100)]
Merge branch 'release-4-5-patches' into rotation-4-5

13 years agoMerge branch 'rotation-4-5' into rotation
Carsten Kutzner [Thu, 4 Nov 2010 09:31:24 +0000 (10:31 +0100)]
Merge branch 'rotation-4-5' into rotation

13 years agoUpdated normalization factor
Carsten Kutzner [Thu, 4 Nov 2010 09:28:38 +0000 (10:28 +0100)]
Updated normalization factor

13 years agoadded GB params for charmm MCH3S
hess [Thu, 4 Nov 2010 08:42:54 +0000 (09:42 +0100)]
added GB params for charmm MCH3S

13 years agoclarified GB parameter error messages in grompp
hess [Thu, 4 Nov 2010 08:42:18 +0000 (09:42 +0100)]
clarified GB parameter error messages in grompp

13 years agonow it's possible to run binaries in the build tree (fixes bug #570)
Szilard Pall [Wed, 3 Nov 2010 11:32:52 +0000 (12:32 +0100)]
now it's possible to run binaries in the build tree (fixes bug #570)

Changed CMAKE_BUILD_WITH_INSTALL_RPATH to FALSE which results in the
rpath being rewritten on while installing binaries. CPack also works.

13 years agofixed incorrect print in fatal error on charge group size
Berk Hess [Tue, 2 Nov 2010 17:29:26 +0000 (18:29 +0100)]
fixed incorrect print in fatal error on charge group size

13 years agoproper defined of MAX_CHARGEGROUP_SIZE=32 in a single include file
Berk Hess [Tue, 2 Nov 2010 17:16:13 +0000 (18:16 +0100)]
proper defined of MAX_CHARGEGROUP_SIZE=32 in a single include file

13 years agoFixed bug 608 by throwing a fatal error in grompp.
David van der Spoel [Tue, 2 Nov 2010 15:09:35 +0000 (16:09 +0100)]
Fixed bug 608 by throwing a fatal error in grompp.

13 years agoFixed double precision energy file reading + box matrix writing to ener.edr
Sander Pronk [Tue, 2 Nov 2010 12:27:01 +0000 (13:27 +0100)]
Fixed double precision energy file reading + box matrix writing to ener.edr

- double precision energy files can now be read back
- All non-zero elements of the box matrix are now correctly written out
  when needed

13 years agofixed incorrect y result in mvmul_ur0, only used in g_vanhove
hess [Tue, 2 Nov 2010 07:50:33 +0000 (08:50 +0100)]
fixed incorrect y result in mvmul_ur0, only used in g_vanhove

13 years agoAdded back the "-dev" suffixes to the version strings.
Rossen Apostolov [Sat, 30 Oct 2010 20:07:36 +0000 (22:07 +0200)]
Added back the "-dev" suffixes to the version strings.

13 years agoNew bugfix release: 4.5.2
Rossen Apostolov [Sat, 30 Oct 2010 19:22:54 +0000 (21:22 +0200)]
New bugfix release: 4.5.2

13 years agoFor MPI builds, CMake will first try to compile a sample MPI program.
Rossen Apostolov [Sat, 30 Oct 2010 17:27:54 +0000 (19:27 +0200)]
For MPI builds, CMake will first try to compile a sample MPI program.

On some systems such as Cray the FindMPI.cmake module can't find the proper
libraries to link to. Therefore we now test whether the given C compiler
is an MPI wrapper and skip the rest of the tests.
Thanks to Roland Schulz for the patch.

13 years agoAdded Windows macro for snprintf.
Sander Pronk [Sat, 30 Oct 2010 15:11:18 +0000 (17:11 +0200)]
Added Windows macro for snprintf.

13 years agoadded g_kinetics to the CMake build scripts
Rossen Apostolov [Fri, 29 Oct 2010 19:24:17 +0000 (21:24 +0200)]
added g_kinetics to the CMake build scripts

13 years agoMerge branch 'release-4-5-patches' of git.gromacs.org:gromacs into release-4-5-patches
Szilard Pall [Fri, 29 Oct 2010 17:06:10 +0000 (19:06 +0200)]
Merge branch 'release-4-5-patches' of git.gromacs.org:gromacs into release-4-5-patches

13 years agoenabled GMX_PREFER_STATIC_LIBS CMake option for CYGWIN
Szilard Pall [Fri, 29 Oct 2010 17:04:44 +0000 (19:04 +0200)]
enabled GMX_PREFER_STATIC_LIBS CMake option for CYGWIN

As it turns out that Cygwin also uses ".a" for static libraries,
the it is safe to enable this option.

13 years agoFixed segv in gmx_hbond
Carsten Kutzner [Fri, 29 Oct 2010 16:38:33 +0000 (18:38 +0200)]
Fixed segv in gmx_hbond

13 years agofixed the default for OpenMM plugin dir location (bug #606)
Szilard Pall [Fri, 29 Oct 2010 15:24:06 +0000 (17:24 +0200)]
fixed the default for OpenMM plugin dir location (bug #606)

The OpenMM plugin lookup mechanism works again, so when running mdrun-gpu
on the same machine/OS where the binaries were built, the plugins are picked
up from the OpenMM installation used for building (but the env.var.
OPENMM_PLUGIN_DIR still has priority over all defaults!).

13 years agofixed make install-mdrun issue (bug #605)
Szilard Pall [Fri, 29 Oct 2010 15:28:02 +0000 (17:28 +0200)]
fixed make install-mdrun issue (bug #605)

13 years ago(re)added "-dev" suffix for the CMake hardcoded version number
Szilard Pall [Fri, 29 Oct 2010 14:18:01 +0000 (16:18 +0200)]
(re)added "-dev" suffix for the CMake hardcoded version number

This avoids the potential confusion when the source from a git
release banch is used on machines without git. In these cases the
version reported by gromacs binaries would be the same as the
version of an official release, while former might actually
differ from the release in some patches from git.

13 years agoadded CMake option GMX_PREFER_STATIC_LIBS (also fixes bug #541)
Szilard Pall [Fri, 29 Oct 2010 13:44:31 +0000 (15:44 +0200)]
added CMake option GMX_PREFER_STATIC_LIBS (also fixes bug #541)

This option instructs CMake to prefer static external libs when both static
and shared version available. This makes possible linking statically against
external libraries (e.g. fftw, xml2).

The option only available on *NIX platforms, except APPLE and CYGWIN.

Note, that when the option is enabled UILD_SHARED_LIBS gets disabled.
Also note, that with this option on, the binaries built will still be
dynamically linked against system libraries.

13 years agoMerge branch 'release-4-5-patches' of git.gromacs.org:gromacs into release-4-5-patches
David van der Spoel [Thu, 28 Oct 2010 20:26:28 +0000 (22:26 +0200)]
Merge branch 'release-4-5-patches' of git.gromacs.org:gromacs into release-4-5-patches

13 years agoFixed bug 604 as requested.
David van der Spoel [Thu, 28 Oct 2010 20:23:45 +0000 (22:23 +0200)]
Fixed bug 604 as requested.

13 years agoFixed a bug in the all-vs-all sse gb kernels, where an exclusion mask was
Per Larsson [Thu, 28 Oct 2010 18:44:59 +0000 (20:44 +0200)]
Fixed a bug in the all-vs-all sse gb kernels, where an exclusion mask was
calculated incorrectly. Also fixes to loop indeces in the all-vs-all non-sse
code.

13 years agoadded HEM to HEME renaming for Gromos and Charmm ff's
Berk Hess [Thu, 28 Oct 2010 10:12:24 +0000 (12:12 +0200)]
added HEM to HEME renaming for Gromos and Charmm ff's

13 years agofixed pdb2gmx chain merging bug (bugzilla 544)
Berk Hess [Thu, 28 Oct 2010 10:09:13 +0000 (12:09 +0200)]
fixed pdb2gmx chain merging bug (bugzilla 544)

13 years agochanged fftw2_empty to fftw3_empty in gmx_fft_fftw3.c
hess [Wed, 27 Oct 2010 21:23:58 +0000 (23:23 +0200)]
changed fftw2_empty to fftw3_empty in gmx_fft_fftw3.c

13 years agofixed cycle print type cast issue on certain platforms, fixes bugzilla 601
Berk Hess [Tue, 26 Oct 2010 09:04:41 +0000 (11:04 +0200)]
fixed cycle print type cast issue on certain platforms, fixes bugzilla 601

13 years agoDon't sprintf variable-sized input into fixed-size buffers
Mark Abraham [Sun, 24 Oct 2010 16:19:10 +0000 (03:19 +1100)]
Don't sprintf variable-sized input into fixed-size buffers

13 years agoRe-enabled for BlueGene/L an optimization in the BG kernels that works for BG/L but...
Mark Abraham [Fri, 22 Oct 2010 16:01:00 +0000 (05:01 +1300)]
Re-enabled for BlueGene/L an optimization in the BG kernels that works for BG/L but not always for BG/P. Bugzilla 429 says this optimization is not stable for use in BG/P, however the work-around in 764d171c36b32c0497090531a11de disables it for BG/P too, which is undesirable.

13 years agoRearranged cmake+BlueGene solution to have the same form as the other GMX_ACCELERATIO...
Mark Abraham [Fri, 22 Oct 2010 15:58:34 +0000 (04:58 +1300)]
Rearranged cmake+BlueGene solution to have the same form as the other GMX_ACCELERATION solutions

13 years agoMade GMX_POWERPC_INVSQRT work properly on Power6 and BlueGene
Mark Abraham [Fri, 22 Oct 2010 15:57:04 +0000 (04:57 +1300)]
Made GMX_POWERPC_INVSQRT work properly on Power6 and BlueGene

13 years agoPower6 FORTRAN kernels do not work on PPC440 or PPC450 (these are the BlueGene chips)
Mark Abraham [Fri, 22 Oct 2010 06:02:25 +0000 (19:02 +1300)]
Power6 FORTRAN kernels do not work on PPC440 or PPC450 (these are the BlueGene chips)

13 years agoFixing a trivial mangle introduced in b5d842ff1d94174b6e70120855ded6d5d62e6f51
Mark Abraham [Fri, 22 Oct 2010 05:50:47 +0000 (18:50 +1300)]
Fixing a trivial mangle introduced in b5d842ff1d94174b6e70120855ded6d5d62e6f51

13 years agoFixed segv in g_potential. Field output has now also the correct prefactor for V/nm
Carsten Kutzner [Fri, 22 Oct 2010 09:51:32 +0000 (11:51 +0200)]
Fixed segv in g_potential. Field output has now also the correct prefactor for V/nm

13 years agoAdded a check in grompp for the case with particles having a non-zero
Per Larsson [Fri, 22 Oct 2010 08:31:02 +0000 (10:31 +0200)]
Added a check in grompp for the case with particles having a non-zero
charge while all GB-parameters are set to zero. This fixes bug #599.