Change README.rst with a better title

Change-Id: I14f8982914ba690d47570319e3dce1ea492853c2

Author: zhougw001

README.rst

@@ -1,19 +1,16 @@
-========================
-Team and repository tags
-========================
+====================
+CloudKitty dashboard
+====================
 
 .. image:: https://governance.openstack.org/badges/cloudkitty-dashboard.svg
-    :target: https://governance.openstack.org/reference/tags/index.html
+    :target: https://governance.openstack.org/tc/reference/tags/index.html
 
 .. Change things from this point on
 
-====================
-CloudKitty dashboard
-====================
-
 :Wiki: `CloudKitty Wiki`_
 :IRC: #cloudkitty @ freenode
 
+
 Horizon dashboard for CloudKitty.