Fixed module section on CONTRIBUTING.md.
Fixed module section on CONTRIBUTING.md.

GerHobbelt/jquery.dirtyforms,snikch/jquery.dirtyforms,ziykon/jquery.dirtyforms,snikch/jquery.dirtyforms,NightOwl888/jquery.dirtyforms,GerHobbelt/jquery.dirtyforms,GerHobbelt/jquery.dirtyforms,NightOwl888/jquery.dirtyforms,ziykon/jquery.dirtyforms,NightOwl888/jquery.dirtyforms,snikch/jquery.dirtyforms,ziykon/jquery.dirtyforms