Upgrade SDK and prepare release

Author: bmarty

CHANGES.rst

@@ -1,8 +1,8 @@
-Changes in Riot 0.8.22 (2019-XX-XX)
+Changes in Riot 0.8.22 (2019-02-01)
 ===================================================
 
 MatrixSdk:
- - Upgrade MatrixSdk to version 0.X.Y.
+ - Upgrade MatrixSdk to version 0.9.16.
 
 Features:
  - keys backup: Implement setup screen (#2883)
@@ -39,12 +39,6 @@ Bugfix:
  - Fix crash on BugReportActivity if previous Activity is destroyed (#2876)
  - Key share request does not go away when user select "verify" (#2781)
 
-Translations:
- -
-
-Build:
- -
-
 Changes in Riot 0.8.21 (2019-01-02)
 ===================================================
 

build.gradle

@@ -24,7 +24,7 @@ buildscript {
 // global properties used in sub modules
 ext {
     versionCodeProp = 82200
-    versionNameProp = "0.8.22-dev"
+    versionNameProp = "0.8.22"
     versionBuild = System.getenv("BUILD_NUMBER") as Integer ?: 0
     buildNumberProp = "${versionBuild}"
 }