Refactoring ProxyHttp for clarity & code cleanliness.
updating comment for consistency: free/libre analytics platform
During cron archive script, make sure to log this error as an error
fixes #5354 Delete archives by batch of 1000 using array_chunk
submodules
fixes #5358 When looking for websites for which the local time, has moved into a new day then we should use the timestamp of the last time the archiving was executed successfully.

Previous code would not work as expected, in case for example: archiving runs once a day around midnight.
if you press next or previous and subtables were opened before, the next/prev button was executed multiple times although only clicking once

For each click on a subtable an additional next page was loaded
Merge remote-tracking branch 'origin/master' into report_and_dimension_refactoring
this was not merged by master, see @d7b2e4aa4cf702a7afba404de0e5cfd77661b300