Removing full page sync on widget update

+getPage with success callback
*pageloader loads page with getPage's callback
*Create page without "/new" path
*Page edition doesn't sync whole page
Merge branch 'master' of github.com:Heigvd/Wegas

# By Francois-Xavier Aeberhard (5) and Yannick Lagger (4)
# Via Yannick Lagger (4) and Francois-Xavier Aeberhard (2)
* 'master' of github.com:Heigvd/Wegas:
  Block right click widget
  Added custome event in RequestManager for script
  Update Console widget layout
  + event listener on PopupPlg +load plugin in all GM
  States with empty condition is considered has a valid condition
  Use Template widget to display a TextDescriptor in CrimeSim welcome title
  Added TextDescriptor entity
  Finish different css plugins
  CSS plugin
Template destructor

+Event removal on destroy