Update limitTo to support numbers

It would be nice if limitTo supports numbers. The expected behavior would change input to string and just run limitTo on that value. This becomes useful often when you have long decimal numbers, etc...

Author: hjast

src/ng/filter/limitTo.js

@@ -72,6 +72,7 @@
  */
 function limitToFilter(){
   return function(input, limit) {
+    if (typeof input == "number") input = input.toString();
     if (!isArray(input) && !isString(input)) return input;
 
     if (Math.abs(Number(limit)) === Infinity) {