Merge branch 'master', remote-tracking branch 'github/master'
Run update every hour
Fix log file filling up forever
Update to ttrss 1.12

The upgrade approach was:

    tar xf Tiny-Tiny-RSS-1.12.tar.gz
    rm -rf php
    mv Tiny-Tiny-RSS-1.12 php

Then check diffs in php/config.php (missing ?> at the EOF, don't revert
the openshift fixes), add new files, review diffs in all other files.
Fix deprecation warning