Removing unused js functions
Creating the logic to take all messages and make it disponible by js object Messages. All messages from properties will be kept in browser Storage
Replacing all places that use MESSAGES to use the Messages.get object
Updating from localStorage to sessionStorage
Separating logic from the controller as requested by @csokol
Corrections after code review. Removing keys js attribute and storing messages directily in sessionStorage
Merge pull request #31 from paulojribp/master

Removing unused js functions and resolving issue #28