Version 1.23.0-dev.10.0

Merge 9b6c63a39d4688a1eaae4b2c5fe8589214447721 into dev
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7a3c7ec..55c672d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -77,7 +77,7 @@
   * Correctly report unchanged formatting when reading from stdin.
   * Other small formatting tweaks.
 
-## 1.22.0
+## 1.22.0 - 2017-02-14
 
 ### Language
 
diff --git a/tools/VERSION b/tools/VERSION
index 771fc03..822f937 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -23,9 +23,9 @@
 #  * Making cherry-picks to stable channel
 #     - increase PATCH by 1
 #
-CHANNEL be
+CHANNEL dev
 MAJOR 1
 MINOR 23
 PATCH 0
-PRERELEASE 0
+PRERELEASE 10
 PRERELEASE_PATCH 0