Changed Skin and I18N
Added some actions.
Added a new option in move tween.
Some changes for test
Some minor changes in IconWithPanel classes.
Added new widgets for make the panels of prefabs.
Added ChangeVariable prefab and Visibility prefab.
Added tweens prefab.
Created LeftEditionToolbar and TopEditionToolbar
Some minor fixes.
Merge pull request #729 from gorco/editionView

Edition view