Changelog update for new release.

CHANGELOG.txt

-Module Filter 7.x-2.x, 2016-03-20
+Module Filter 7.x-2.1, 2017-06-09
 ---------------------------------
+Issue #2437439 by mikhail.krainiuk, greenSkin, jayhawkfan75: Module Filter does
+  not care about anchors in permission links.
+Issue #2866236 by Munavijayalakshmi, dhruveshdtripathi: Typo error in
+  README.TXT file.
 Issue #2452067 by Madis: Option to show description expanded as default
   not working.
 Issue #2580791 by makbul_khan8: Coding standards and few function without
@@ -8,10 +12,6 @@ Issue #2153697 by annya: Disabling option "Number of enabled modules" breaks
   tabs functionality.
 Issue #1710230 by willvincent: On | Off buttons does not change state with
   jquery_update module active.
-
-
-Module Filter 7.x-2.x, 2015-03-12
----------------------------------
 Added option to show description as expanded by default.
 Improved description field so when it is open, interacting with it's contents
   does not make it collapse.