LMCJ - #4 - Add initials to users for identifying users in text messages.
LMCJ - #4 - Add method to get gravatar hash
LMCJ - #4 - Fix formatting
LMCJ - #4 - Add method to return comma delimited list of names for a messages recipients.
LMCJ - #4 - Changed method of adding recipients to identifying them with a pefixed '@' symbol before their initials.
LMCJ - #4 - Setup message to be read-only. Layout message to look pretty. Add gravatar icons for sender & recipients.
LMCJ - #4 - Add migration file to create initials on user object.
LMCJ - #4 - Display list of recipients on home page.
LM - removed unused model