Adds email attachment
Upgrade mailer to 2.3.1
Update mailer sample to add attachment
Added ability to put attachments with email
Standardizes the addAtchment methods and adds description and disposition parameters
Uses File type and case class, updates sample and adds a Scala controller example
"disposition" not "description"
Add "debug mode" parameter to CommonsMailer.
Redirect javax.mail logging to play.Logger
Merge pull request #132 from mkurz/enhancedLogging

Redirect javax.mail logging to play.Logger
Merge pull request #107 from Mogztter/issues/48

Resolves #48, Add email attachment method
Prepare for release
Prepare for mailer release
Updated readme