RandomDataGenerator.integerInRange would return a non-integer value if you passed in a float.

Author: photonstorm

src/math/RandomDataGenerator.js

@@ -174,7 +174,7 @@ Phaser.RandomDataGenerator.prototype = {
     */
     integerInRange: function (min, max) {
 
-        return Math.floor(this.realInRange(0, max - min + 1)) + min;
+        return Math.floor(this.realInRange(0, max - min + 1) + min);
 
     },