Group gems in Gemfile
Apply some best practices for Gemfile
Remove assets group in Gemfile
Remove comments and Place gems in alphabetical order
Move github-markdown gem to the top of the Gemfile
Merge branch 'master' of github.com:fs/rails-base into group-gems-in-gemfile

Conflicts:
	Gemfile
Merge pull request #192 from fs/group-gems-in-gemfile

Group gems in Gemfile