Squashed commit of Preparing for the montage undo-manager: Architecture changes

Reworked the add and remove elements into 1 function which can take 1 or more elements.
Removed the _element from the selection array
Many other changes related to those 2 changes
Undo/Redo shortcuts are now using montage undo/redo manager.

Signed-off-by: Valerio Virgillito <valerio@motorola.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/js/panels/presets/style-presets.reel/style-presets.js b/js/panels/presets/style-presets.reel/style-presets.js
index 6a28e069..5f10bbe3 100644
--- a/js/panels/presets/style-presets.reel/style-presets.js
+++ b/js/panels/presets/style-presets.reel/style-presets.js
@@ -23,12 +23,12 @@ exports.StylesLibrary = Montage.create(Component, {
     handleNodeActivation: {
         value: function(presetData) {
             this.application.ninja.presetsController.applyPreset(presetData, true);
-        }
+            }
     },
     handleDragEnd : {
         value: function(sourceObject) {
             console.log(sourceObject);
         }
-    }
+        }
 
 });