Updated README

Author: manicki

README.md

@@ -10,6 +10,9 @@ at the heart of the [Wikibase software](http://wikiba.se/).
 
 ### 4.0.0 (dev)
 
+* Made the library a pure JavaScript library.
+* Removed MediaWiki ResourceLoader module definitions.
+* Raised DataValues JS library version requirement to 1.0.0.
 * Removed all move-related methods from `SnakList`: `moveUp`, `moveDown`, `move`, as well as
   `getValidMoveIndices`.
 * Removed dysfunctional `addStatement` and `removeStatement` methods from both `Item` and `Property`