Mark new features with correct versionadded tag

Author: mattrobenolt

docs/config.rst

@@ -49,6 +49,8 @@ Optional settings
 
 .. describe:: serverName
 
+    .. versionadded:: 1.3.0
+
     Typically this would be the server name, but that doesn’t exist on
     all platforms. Instead you may use something like the device ID, as it
     indicates the host which the client is running on.

docs/integrations/angular.rst

@@ -1,6 +1,9 @@
 AngularJS
 =========
 
+.. versionadded:: 1.3.0
+   Prior to 1.3.0, we had an Angular plugin, but was undocumented. 1.3.0 comes with a rewritten version with better support.
+
 Installation
 ------------
 
@@ -10,7 +13,7 @@ Example:
 
 .. sourcecode:: html
 
-    <script src="https://cdn.ravenjs.com/1.2.0/angular,native/raven.min.js"></script>
+    <script src="https://cdn.ravenjs.com/1.3.0/angular,native/raven.min.js"></script>
 
     <!-- your application code below -->
     <script src="static/app.js"></script>
@@ -35,7 +38,7 @@ your raven.js script include:
 
 .. code-block:: html
 
-    <script src="https://cdn.ravenjs.com/1.2.0/angular,native/raven.min.js"></script>
+    <script src="https://cdn.ravenjs.com/1.3.0/angular,native/raven.min.js"></script>
     <script>
       Raven.config('___PUBLIC_DSN___').install();
     </script>