Iniital commit for gh-pages.
Update site url.
Merge remote-tracking branch 'origin/master' into gh-pages

Conflicts:
	conf.py
test.
Nikola auto commit.

Source commit: 1ea4070bcffbc15ffbdd31e86e503eb285d803d7
Nikola version: 7.1.0
Merge branch 'master' of https://github.com/mgrbyte/pytech