VPLG version 2012_09_07 released

A new version of VPLG has been released. The most exciting features are two new batch processing forms for VPG. They are still experimental though, so handle with care. Full change log in the release and below:

Updates from version 2012-08-17 to 2012-09-07:
* PLCC:
- new command line option '-C' or '--create-config' to create a default config, then exit
- added Kavosh edge list output format
- changed '--outputformats' command line option, PLCC format is now a format like all others ('p') and 'x' does not write it anymore
- improvements to GML and DOT language exporters: better annotations of the graphs
- added new backbone contact type and option to force backbone contacts (-B or --force-backbone)
- comments on more DB tables
* VPG:
- updated GUI to new PLCC features
- new experimental batch frame for creating DSSP files from PDB input files (using SplitPDB and dsspcmbi)
- new experimental batch frame for creating graphs from PDB and DSSP files
- many small bug fixes