Merge pull request #7 from rudolfoborges/master

Configuration file jboss-web.xml with the jaas realm 'gncweb-jaas-realm'
Added Roles in createUser
Added api methods for Roles
Create NonConformityType added.
Requirements API
Gambis everywhere.
Added an amazing directive  that does bruxaria.
Required check added.
Create Requirement Added
Create Requirement added
Search Requirement Added
JAAS Basic Authentication