Mouse: Fix delay timeout clearing upon mouseup

Author: Liran

ui/mouse.js

@@ -177,6 +177,10 @@ return $.widget("ui.mouse", {
 			this._mouseStop(event);
 		}
 
+		if (this.options.delay && this._mouseDelayTimer) {
+			clearTimeout(this._mouseDelayTimer);
+		}
+
 		mouseHandled = false;
 		return false;
 	},