GitLab

This script everything required to release slapos.cookbook, and verbose additional information to
the user review and push the changes.

This script automatically slapos.cookbook version on update stack/slapos.cfg also, if you want only
release the EGG w/o using it, you can call it using:

 EGG_ONLY=Y bash release-cookbook

else, call it only by 'bash release-cookbook'.