[Add]Gamesessions search : search by location, search by date
[Fix]REmoved sessionTime property from gamesessions
Merge branch 'master' of github.com:pfritsch/bandedejoueurs

Conflicts:
	app/client/templates/gamesessions/gamesessions_list.html
[Fix]Tag selection works again
[Add]What/Where/When labels
[Add]Show/Hide tags sets
[Fix]Step2 and step3 styling