Removed short-hand aliases.

Author: photonstorm

v3/src/math/Matrix3.js

@@ -408,8 +408,4 @@ var Matrix3 = new Class({
 
 });
 
-Matrix3.prototype.mul = Matrix3.prototype.multiply;
-Matrix3.prototype.idt = Matrix3.prototype.identity;
-Matrix3.prototype.reset = Matrix3.prototype.identity;
-
 module.exports = Matrix3;

v3/src/math/Vector2.js

@@ -260,12 +260,4 @@ var Vector2 = new Class({
 
 });
 
-Vector2.prototype.sub = Vector2.prototype.subtract;
-Vector2.prototype.mul = Vector2.prototype.multiply;
-Vector2.prototype.div = Vector2.prototype.divide;
-Vector2.prototype.dist = Vector2.prototype.distance;
-Vector2.prototype.distSq = Vector2.prototype.distanceSq;
-Vector2.prototype.len = Vector2.prototype.length;
-Vector2.prototype.lenSq = Vector2.prototype.lengthSq;
-
 module.exports = Vector2;