evil-escape is now available in melpa
Add suppport for contrib category sub-directories
Move ESS packages into a lang contrib
Fix error with diminish and smartparens
Fix ess contrib layer: bad init function prefix
Fixes #42 false positives in orphan package cleanup
Update contribution guidelines
Use ruby-end in ruby-mode
Minor change to contribsys.el
Support for additive configuration in contrib system
Support for per layer excluded packages in contribution system
Add package exclusion empty variable to some contrib layers