update colvars module to latest git version
git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@12820 f3b2605a-c512-4ea7-a41b-209d697bcdaa
git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@12821 f3b2605a-c512-4ea7-a41b-209d697bcdaa
git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@12822 f3b2605a-c512-4ea7-a41b-209d697bcdaa
git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@12823 f3b2605a-c512-4ea7-a41b-209d697bcdaa
git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@12824 f3b2605a-c512-4ea7-a41b-209d697bcdaa
Merge remote-tracking branch 'lammps-ro/master' into lammps-icms

Resolved Conflicts:
	doc/Manual.html
	doc/Manual.txt