Issue #40: Registration of new event sessions.
Issue #40: Complete crud of event sponsor and related navigation.
Merge branch 'master' of github.com:htmfilho/yougi

Conflicts:
	yougi-web/src/main/webapp/event/event.xhtml
	yougi-web/src/main/webapp/layout.xhtml
issue #108: Simplification of registration form to only include fully name,
email address and password fields.