[Docs] Add spellchecking with pyenchant

- Use sphinxcontrib.spelling with custom wordlist.
- Skip the checking of the modules documents as they raise
false-positives.
- Add a setup.py spellcheck_docs command.
- Fix spelling and other issues.
- Add a doc favicon.

1 files changed, 2 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index ba71c0028..965ef8369 100644
--- a/tox.ini
+++ b/tox.ini
@@ -152,7 +152,8 @@ sitepackages = False
 deps = {[basedocs]deps}
 commands =
     python setup.py clean_docs
-    sphinx-build -v -j auto -E -T -b html -d docs/build/doctrees docs/source docs/build/html
+    sphinx-build -v -j auto -E -b html -d docs/build/doctrees docs/source docs/build/html
+    sphinx-build -v -j auto -b spelling -d docs/build/doctrees docs/source docs/build/spelling
 
 [testenv:docscoverage]
 sitepackages = False