#12 new angular directives created
- for roomPanel, state (new component for rendering State entity in
  angular), property and light control (new bulb with new images)
- home and room views changed accordingly
- css changed too, also change to new convention like in boostrap (-
  separated rather than camelCase)
- State now also holds switchable flag - set to true for controls - only
  those can be changed in room detail view