remove mock tarball

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
sort index.html

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
Merge pull request #2 from checkbox/drop-mock

Drop mock
refresh flake8/pep8/pyflakes

Fixes: https://bugs.launchpad.net/checkbox/+bug/1299006

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>