implementing the code review suggestions

Author: ronak1009

lib/mixins/property-accessors.html

@@ -344,7 +344,7 @@
             break;
 
           case Date:
-			value = isNaN(value) ? String(value) : Number(value);
+            value = isNaN(value) ? String(value) : Number(value);
             outValue = new Date(value);
             break;