Add email verification to the hire_me_contact_form.
Move email_regexp from controller to Devise.
updated Gemfile to add Twitter gem
resolve rebase conflicts
renamed 'Twitter to Twitterable' - cause twitter.gem uses Twitter as module-space. commented specs - included Twitterable in EventInstance
use self !
moved twitter hangout notifcation out of concern
cleanup
tests for twitterable module
spec after_save hook
fix bad method name in test
cleanup
twitter env vars added to production settings yaml
cleanup
remove comment
Merge pull request #590 from Sysqa/verify_email_addresses

Add email verification to the hire_me_contact_form.
make twitter_client an instance variable
twitterable refactoring
removed uneeded test: event instance model no longer responsible for twitter client object
twitterable event_instance specs passing again