Changed MultiHorizontalToolbar animation.
Now the IconWithPanel has a checkable skin by default.
Added MultiToolbar style
Removed unused tests of the old interface.
Renamed HorizontalToolbar and changed for the old Toolbar.
Changed the old MultiHorizontalToolbar animation and renamed by MultiToolbar.
Changed EditionView (deleted bottom toolbar and introduced BaseView)
Minor fixes
Merge pull request #813 from gorco/baseWidgets

Minor changes in MultiHorizontalToolbar and IconWithPanel