dependency fix
Merge branch 'master' of github.com:Heigvd/Wegas

# By Francois-Xavier Aeberhard
# Via Francois-Xavier Aeberhard
* 'master' of github.com:Heigvd/Wegas:
  Fix some form labels
  Fix issue in treeview toolbars
  Few css fix
  Wegas-form - Refactor valueChange event pattern