#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
Merge pull request #192 from felipewmartins/master

Changed the interface cidades.xhtml to bootstrap.
#157 event.xhtml
Merge pull request #191 from efraimgentil/master

#157 Raffle
Issue #12: removed some unnecessary database columns for the current needs.
Merge branch 'master' of github.com:htmfilho/yougi
Fixed #156: Final adjustments and allowing users to make their profiles public in the profile edition.
Fixed #157: Small adjustments.
Issue #193: Database entities and scheduler algorithms.
Merge branch 'master' of https://github.com/htmfilho/yougi
Created a StringUtil and simple examples about it
Merge pull request #194 from danielsoro/create-string-utils

Created a StringUtil and simple examples about it
Issue #195: Some adjusts and the addition of an id check.
Issue #195: Added unit tests for the new methods.
Issue #193: First integration with the batch library. Additional tests.
Issue #193: simplifying schedule algorithms by derivating reusable methods