fix typo
Merge pull request #545 from johnvoloski/master

Fix some typo
Updated travis build scripts (from rspec-dev)
Merge pull request #546 from rspec/update-travis-build-scripts-2014-05-09-for-master

Updates from rspec-dev (2014-05-09)
Add rubucop to the Gemfile.
Address rubucop lint suggestions.
Generate rubycop-todo.

bin/rubocop lib --auto-gen-config
Setup rubocop rake task.
Address rubocop style suggestions.
Move settings over from rubucop-todo.
Setup the rubocop part of the build.

I plan to port the script changes to rspec-dev later.
Setup access modifier rubocop rule.