Cleanup tempest docs a bit
This commit fixes a few things in the tempest docs. First it fixes all
of the sphinx warnings and enables fail on warn to ensure we're using
valid sphinx everywhere. It also adds a link from the configuration
guide to the sample config file.
Change-Id: I3ad645a6bbfa46b4498e1732410743e46d6eb0cb
diff --git a/REVIEWING.rst b/REVIEWING.rst
index 74bd2ad..12ccb75 100644
--- a/REVIEWING.rst
+++ b/REVIEWING.rst
@@ -34,7 +34,7 @@
Reject Copy and Paste Test Code
-------------------------
+-------------------------------
When creating new tests that are similar to existing tests it is tempting to
simply copy the code and make a few modifications. This increases code size and
the maintenance burden. Such changes should not be approved if it is easy to