Fix toolbar event handling for additional layers
Refactor selection tool
   * Remove unnecessary computations
Refactor UWS services
   * Add delete button for UWS results
Some fixes for ImageView
  * Fix event handling for layer visibility
  * Fix enable/disable UI for toolbar buttons
Fix solar objects spinner css positionning
  * + tiny css cleanup
Add fullscreen mode
Take into account GlobWeb modifications
   * zIndex of layers
   * Footprint support for not rectangle features
Some tiny fixes