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/setup.cfg b/setup.cfg
index ab40f12..46e21f1 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -42,5 +42,8 @@
build-dir = doc/build
source-dir = doc/source
+[pbr]
+warnerrors = True
+
[wheel]
universal = 1