fix refs to operations guide

Author: Gabriel Monroy

docs/components/controller.rst

@@ -31,5 +31,5 @@ The controller stack includes:
 * Gitosis to handle access control for Git Push over SSH
 * Docker and Buildstep to process Heroku Buildpacks
 
-Follow the :ref:`Installation` process to setup your own private
+Follow the :ref:`Operations Guide <operations>` to setup your own private
 Deis controller.

docs/gettingstarted/usage.rst

@@ -6,7 +6,7 @@
 Usage
 =====
 
-Once you have set up a Deis Controller (see :ref:`installation`), you
+Once you have set up a Deis Controller (see the :ref:`Operations Guide <operations>`), you
 will use the Deis CLI (command-line interface) to create a formation for
 your app, push your code, and scale your own cloud resources.