Improve patrole core documentation

Updates patrole's current documentation with improved formatting.
Also updates many sections to add more clarity and detail.

Change-Id: Idebe341e2fcb0ee04db979d41df9bef5395af1b5
diff --git a/patrole_tempest_plugin/README.rst b/patrole_tempest_plugin/README.rst
index b016b88..d678422 100644
--- a/patrole_tempest_plugin/README.rst
+++ b/patrole_tempest_plugin/README.rst
@@ -1,6 +1,5 @@
-===============================================
-Tempest Integration of patrole
-===============================================
+==============================
+Tempest Integration of Patrole
+==============================
 
-This directory contains Tempest tests to cover the patrole project.
-
+This directory contains Tempest tests to cover the Patrole project.