Releasing last version on NPM didn't go as planned so update new version with new package.json

Author: illuusio

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jscrollpane",
-  "version": "2.1.2",
+  "version": "2.1.2-rc.1",
   "description": "jScrollPane - cross browser custom scroll bars",
   "repository": {
     "type": "git",

script/jquery.jscrollpane.js

@@ -1,5 +1,5 @@
 /*!
- * jScrollPane - v2.1.1 - 2018-01-12
+ * jScrollPane - v2.1.2-rc.1 - 2018-01-18
  * http://jscrollpane.kelvinluck.com/
  *
  * Copyright (c) 2014 Kelvin Luck
@@ -9,7 +9,7 @@
 
 // Script: jScrollPane - cross browser customisable scrollbars
 //
-// *Version: 2.1.1, Last updated: 2018-01-12*
+// *Version: 2.1.2-rc.1, Last updated: 2018-01-18*
 //
 // Project Home - http://jscrollpane.kelvinluck.com/
 // GitHub       - http://github.com/vitch/jScrollPane
@@ -42,7 +42,8 @@
 //
 // About: Release History
 //
-// 2.1.1  - (2018-01-12) As everyone stays silent then we just release! No changes from RC.1
+// 2.1.2-rc.1  - (2018-01-18) Release on NPM.
+// 2.1.1       - (2018-01-12) As everyone stays silent then we just release! No changes from RC.1
 // 2.1.1-rc.1  - (2017-12-23) Started to slowly merge stuff (HO HO HO Merry Christmas!)
 //             * Merged
 //             - #349 - ScrollPane reinitialization should adapt to changed container size