fixed logic in Text that was accessing padding attr directly without using the getter

src/plugins/Label.js

@@ -113,7 +113,7 @@
                 
             context.beginPath();
             context.moveTo(0,0);
-             
+            
             if (pointerDirection === UP) {
                 context.lineTo((width - pointerWidth)/2, 0);
                 context.lineTo(width/2, -1 * pointerHeight);

src/shapes/Text.js

@@ -152,7 +152,7 @@
          * @methodOf Kinetic.Text.prototype
          */
         getHeight: function() {
-            return this.attrs.height === AUTO ? (this.getTextHeight() * this.textArr.length * this.getLineHeight()) + this.attrs.padding * 2 : this.attrs.height;
+            return this.attrs.height === AUTO ? (this.getTextHeight() * this.textArr.length * this.getLineHeight()) + this.getPadding() * 2 : this.attrs.height;
         },
         /**
          * get text width

tests/js/unit/plugins/labelTests.js

@@ -14,10 +14,10 @@ Test.Modules.LABEL = {
             text: { 
                 text: 'Hello World!',
                 fontSize: 50,
-                fontFamily: 'Calibri',
-                fontStyle: 'normal',
+                //fontFamily: 'Calibri',
+                //fontStyle: 'normal',
                 lineHeight: 1.2,
-                padding: 10,
+                //padding: 10,
                 fill: 'green'
             }, 
             rect: {
@@ -28,7 +28,7 @@ Test.Modules.LABEL = {
                 shadowOffset: [10, 10],
                 shadowOpacity: 0.2,
                 lineJoin: 'round',
-                pointerDirection: 'down',
+                //pointerDirection: 'down',
                 pointerWidth: 20,
                 pointerHeight: 20,
                 cornerRadius: 5