* testing referrer website with both HTTP and HTTPS
for https://github.com/piwik/piwik/issues/10857
* Add a system test reproducing #10857
Add a system test reproducing #10857 -> confirmed that Piwik will track referrers from the same HTTP and HTTPS page as different entries.
(#10381)
* fixes #7480 API should not prettify labels when requesting period=week with many periods
* we still need to format the period
* fix tests
* Update CHANGELOG.md