Revert "Revert "Merge branch 'translation_refactoring' of git://github.com/kelvinst/railsinstaller.org into kelvinst-translation_refactoring""

This reverts commit 7e87e07b83562ad6475334f70908da6843621821.
Fixed up locale stuffz
Updated README about adding translations
Merge pull request #33 from railsinstaller/fix_reverted_pull_request_31

Fix reverted pull request 31