Prepare for Ocata post release

Prepare the metadata configuration for a new Ocata release.

Change-Id: Ic73554de29723b4378d55f670fa0a545adffe3c9

metadata.json

@@ -1,6 +1,6 @@
 {
     "name": "openstack-swift",
-  "version": "10.3.1",
+    "version": "10.4.0",
     "author": "Puppet Labs and OpenStack Contributors",
     "summary": "Puppet module for OpenStack Swift",
     "license": "Apache-2.0",
@@ -53,7 +53,7 @@
         },
         {
             "name": "openstack/keystone",
-      "version_requirement": ">=10.3.0 <11.0.0"
+            "version_requirement": ">=10.4.0 <11.0.0"
         },
         {
             "name": "puppetlabs/rsync",

releasenotes/source/conf.py

@@ -52,9 +52,9 @@ copyright = u'2016, Puppet OpenStack Developers'
 # built documents.
 #
 # The short X.Y version.
-version = '10.3.1'
+version = ''
 # The full version, including alpha/beta/rc tags.
-release = '10.3.1'
+release = ''
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.