Merge pull request #1 from mattdrees/master

ignore intellij idea project file
Add travis-ci
Add global_phone gem
refactor Entity's store_attributes method

split into smaller methods and slightly restructure
Merge pull request #2 from mattdrees/refactor-store-attributes

refactor Entity's store_attributes method
Update and rename README.rdoc to README.md
Update README.md
add an email validator for 'email' values