* Avoid accessing uninitialized values to not spam error.log (Closes: #590555) * Update debian/patches/566248.dpatch to set $end when not initialized * Add debian/patches/590555.dpatch to solve same problem in rrd2-graph.cgi * debian/rules: Create postrm script from postrm.in so we don't leave cruft behind after package purge (Closes: #670434)