modified the API so that it sends the raw commit message to Freckle for further processing
renamed user to author_email
changed the 'date' field to 'timestamp'
Freckle Service Hook Sends full Payload

The Freckle Service Hook now sends the full payload unmodified.
Merge branch 'master' into freckle-integration

Conflicts:
	lib/services/freckle.rb
Transmit raw payloads similarly to Simperium

Following the contribution guidelines, we have modified the freckle service hook to send out the raw payloads with headers for the user's token and project.
Merge pull request #622 from cheerful/freckle-integration

Freckle integration