Merge remote-tracking branch 'upstream/master'
Add a spec for SpaceAroundOperators
register feature in rules.rb
Require rule in skeptic.rb
Implement rule for space around operators, add tests
Change variable names
Follow alphabetical order in rules.rb
Refactoring of space_around_operators.rb
Fix signature of a method
Fix spec
Fix naming, simplify error messages, remove heredocs.
Add newline at the end of a file
Refactor spaces_around_operators.rb, bump ruby version in .rvmrc to 2.1
Refactor spaces_around_operators.rb, move back to ruby 1.9
Merge space around operators
Merge pull request #7 from alehander42/feature-space-around-operators

Feature space around operators