Update changelog for 2.22.1

Author: marwahaha

CHANGELOG.md

@@ -1,6 +1,14 @@
 Changelog
 =========
 
+### 2.22.1 [See full changelog](https://gist.github.com/marwahaha/ff2cd13d0eda08afb7a237b10aae558c)
+
+* Release Apr 14, 2018
+
+* [#4495](https://github.com/moment/moment/pull/4495) [bugfix] Added HTML5_FMT to moment.d.ts
+* Minor locale improvements
+* QUnit upgrade and coveralls reporting
+
 ### 2.22.0 [See full changelog](https://gist.github.com/marwahaha/ae895025dac3f0641fa9ec2e36d282bb)
 
 * Release Mar 30, 2018

Moment.js.nuspec

@@ -7,11 +7,11 @@
         <owners>Cory Deppen, Iskren Chernev</owners>
         <description>A lightweight JavaScript date library for parsing, manipulating, and formatting dates.</description>
         <releaseNotes>
-            * Release Mar 30, 2018
+            * Release Apr 14, 2018 
 
-            * [#4423](https://github.com/moment/moment/pull/4423) [new locale] Added Mongolian locale mn
-            * Various locale improvements
-            * Minor misc changes
+            * [#4495](https://github.com/moment/moment/pull/4495) [bugfix] Added HTML5_FMT to moment.d.ts
+            * Minor locale improvements
+            * QUnit upgrade and coveralls reporting
         </releaseNotes>
         <projectUrl>http://momentjs.com/</projectUrl>
         <iconUrl>http://pbs.twimg.com/profile_images/482670411402858496/Xrtdc94q_normal.png</iconUrl>