The Tween.getValue method has been removed. It was a legacy function from Phaser 2 and always only returned the first TweenData from the data array, ignoring any subsequent properties or targets, making it redundant. Fix phaserjs#4717

Author: photonstorm

src/tweens/tween/Tween.js

@@ -344,19 +344,6 @@ var Tween = new Class({
         this.callbackScope;
     },
 
-    /**
-     * Returns the current value of the Tween.
-     *
-     * @method Phaser.Tweens.Tween#getValue
-     * @since 3.0.0
-     *
-     * @return {number} The value of the Tween.
-     */
-    getValue: function ()
-    {
-        return this.data[0].current;
-    },
-
     /**
      * Set the scale the time applied to this Tween. A value of 1 runs in real-time. A value of 0.5 runs 50% slower, and so on.
      *