[PATCH 1/4] remove serendipity_serverOffsetHour() workaround as this
function is now in core
[PATCH 2/4] remove blogg.de anti-spamlist support as it has been
discontinued
[PATCH 3/4] proper locking of .htaccess file to prevent race
condition and partial file over-writes
[PATCH 4/4] allow multiple Deny From lines in .htaccess so more IPs
can be simultaneously blocked for busy sites