#157 Raffle with all Attendees

1. Added internationalization
2. Added dialog to represent the raffle
3. Added css styles needed to the raffle
4. Added js api to do the raffle
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
#157 Refactor of raffle

1. Refator of raffle js
2. Use now a JSON to load the attendee
3. Small corrections on the jpa queries of AttendeeBean , EvenVenueBean, SponsorshipEventBean , TrackBean
#157 Solve pull request problems

1. Identation on event.xhtml
2. Wrong remove of the licence info in the Resources_fr.properties
#157 event.xhtml
Merge pull request #191 from efraimgentil/master

#157 Raffle