Friendly release with Zenodo integration

This is a re-release of 1.0 to enable archiving in Zenodo.

Friendly release

CFACV v1.0
Collective Variables in NAMD for implementing Temperature-Accelerated MD
Please cite Cameron F. Abrams and Eric Vanden-Eijnden, "Large-scale conformational sampling of proteins using temperature-accelerated molecular dynamics," Proc. Natl. Acad. Sci. USA 107 4961-4966 (2010).