[IMP] Added timetable menu detailled view option

 - closes #180
[REF] Changed var names and fixed clone menu
[IMP] Choose default Timetable Layout

- Allows to choose the default Timetable layout, between "normal" or "by room"
- closes #1281
[REF] Changed vars names and fixed clone menu
[FIX] Same urls for 2 different actions
[IMP] Added new operation search rooms into Vidyo
[IMP] Added search rooms logic

- Added service
- Added Vidyo search logic
[IMP] Search popup for existing Video Services

- Redesign edit, delete, start, stop, connect buttons
- Closes #1200
[DEL] Deleted unused images
[FIX] Style improving
[IMP] Updated icomoon icons