Changed name of class JSONError to JSONErrorMessage
AngularJS/HTML5 Application structure

This is the structure of the client application in AngularJS/HTML5
Client Application Prototype

This is the application prototype
Merge pull request #2 from TobiasHoeh/master

gitignore updates
1- Creation of User RESTful Service
 Opertaions:
  - get user by last name
  - get user by username
  - get all users
  - create user
  - update user
2- Creation of UserService which wrap the User Repository operations and
the other operations related with modifying user entity.
3- Creation of tests of UserService
UserService class missed
Merge remote-tracking branch from Piero

Conflicts:
	Server/src/main/java/com/insframe/server/config/SecurityConfig.java
	Server/src/main/java/com/insframe/server/error/JSONErrorMessage.java
	Server/src/test/java/com/insframe/server/config/EmbeddedDataSourceConfig.java