Remove dev moniker since libraries are about final.
Public revision is 22, so moving forward to 23 for release.

Change-Id: Ide5ff769b79ba6faebb43c3617fa37db60a3692d
diff --git a/build.gradle b/build.gradle
index 30290fe..7fbe70a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,8 +9,8 @@
     }
 }
 
-ext.supportVersion = '23.1.0-dev'
-ext.extraVersion = 19
+ext.supportVersion = '23.1.0'
+ext.extraVersion = 23
 ext.supportRepoOut = ''
 ext.buildToolsVersion = '22.1.0'
 ext.buildNumber = Integer.toString(ext.extraVersion)