[JS] UI changes
Merge remote-tracking branch 'remotes/origin/Idlero'

Conflicts:
	war/src/main/webapp/modules/admin/pages/prices.jsp
Reservation improved
Chosen plugin added
DB sql changed
DB sql and AddToDB changed
- generate select options with data from DB
- info, edit, delete autogenerated column added
- reservation-add: add rooms (multiselect)
[JS] binding between select elem and table rows added
Small issue correct