Add --versions flag to the gollum binary that outputs the version numbers of auxiliary gems. Resolves #1022.
Add --versions flag to the gollum binary that outputs the version numbers of auxiliary gems. Resolves #1022.

rgroux/gollum,repotag/gollum,gollum/gollum,rgroux/gollum,gollum/gollum,repotag/gollum,repotag/gollum,rgroux/gollum,gollum/gollum,repotag/gollum,rgroux/gollum,repotag/gollum,gollum/gollum,rgroux/gollum,gollum/gollum