Clean up exclusion of Ruby mode from list of modes to use with esk-paredit-nonlisp.
Stop using starter-kit-js. Start using yasnippet.
Add configuration for ffip. Try ffip before find-file everywhere.
Remove useless definition of ac-sources.
Treat gemfiles as Ruby. Fix <RET> in Ruby.
Consolidate all ruby configuration in init-ruby-mode.
Whitespace.