delete ride, new profile api

added delete ride option for ride requests
change password now works with new api
change preferences now works with new api (plus riderequest field to
match).
moving request from my Searches/Offers to Old Searches/Offers - now
according to high bound of departure time
Merge remote-tracking branch 'origin/master'

Conflicts:
	OpenRideServer/OpenRideServer-RS/web/WEB-INF/jspf/welcome_login.jsp