Appbar.js (SVACE): move states before its usage

[Issue] 609501
[Problem] Warning Message:
	Move the declaration of "states" before this usage.
[Solution] move states before its usage

Signed-off-by: Grzegorz Czajkowski <g.czajkowski@samsung.com>

src/js/core/widget/core/Appbar.js

@@ -41,6 +41,11 @@
 				Page = ns.widget.core.Page,
 				min = Math.min,
 				max = Math.max,
+				states = {
+					EXPANDED: "EXPANDED",
+					COLLAPSED: "COLLAPSED",
+					DRAGGING: "DRAGGING"
+				},
 				Appbar = function () {
 					var self = this;
 
@@ -76,11 +81,6 @@
 					bottomBar: "ui-bottom-bar",
 					hidden: "ui-hidden"
 				},
-				states = {
-					EXPANDED: "EXPANDED",
-					COLLAPSED: "COLLAPSED",
-					DRAGGING: "DRAGGING"
-				},
 				nominalHeights = {
 					COLLAPSED: 56,
 					EXPANDED: 280