Docs descriptions for the isActive() methods

Author: samme

src/scene/SceneManager.js

@@ -890,14 +890,14 @@ var SceneManager = new Class({
     },
 
     /**
-     * Determines whether a Scene is active.
+     * Determines whether a Scene is running.
      *
      * @method Phaser.Scenes.SceneManager#isActive
      * @since 3.0.0
      *
      * @param {string} key - The Scene to check.
      *
-     * @return {boolean} Whether the Scene is active.
+     * @return {boolean} Whether the Scene is running.
      */
     isActive: function (key)
     {

src/scene/ScenePlugin.js

@@ -677,14 +677,14 @@ var ScenePlugin = new Class({
     },
 
     /**
-     * Checks if the given Scene is active or not?
+     * Checks if the given Scene is running or not?
      *
      * @method Phaser.Scenes.ScenePlugin#isActive
      * @since 3.0.0
      *
      * @param {string} [key] - The Scene to check.
      *
-     * @return {boolean} Whether the Scene is active.
+     * @return {boolean} Whether the Scene is running.
      */
     isActive: function (key)
     {

src/scene/Systems.js

@@ -539,12 +539,12 @@ var Systems = new Class({
     },
 
     /**
-     * Is this Scene active?
+     * Is this Scene running?
      *
      * @method Phaser.Scenes.Systems#isActive
      * @since 3.0.0
      *
-     * @return {boolean} `true` if this Scene is active, otherwise `false`.
+     * @return {boolean} `true` if this Scene is running, otherwise `false`.
      */
     isActive: function ()
     {