Merge pull request #1 from mvidaurre/master

Examples of WUI using the REST API for the app to illustrate the Resources usage
Added gems to see controlloer and feature relationships in diagrams
Added new relationship between memo and user to enable reporting read memos
Finished anotehr scenario where more than one user reads memo
Changed ReadMe to better reflect on the application of the server
Adding API Tokens for users and verification of login
Adding password_confirmation field in the WUI for testing the Restful API
Add confirmation for password
Merge the changes for WUI
Changes in WUI