bugfix: date calculation was wrong
Test for match date check between creation and today
Added joda-time library for more robust time/date calculations
Test for match date check between creation and today
Only the logged User should be able to challenge someone else (otherwise you can simply change the asker/asked id in the form/http-request potential security issue)
Only the challenger is needed (getting logged player server side)
added rebel.xml for jrebel local configuration
Merge branch 'master' of https://github.com/yoannmoranville/speed-pyramid

Conflicts:
	src/main/webapp/js/pyramid.js