Imported Upstream version 1.64
Merge tag 'upstream/1.64'

Upstream version 1.64

Conflicts:
	debian/changelog
	debian/compat
	debian/control
	debian/copyright
	debian/rules
Remove obsolete patch
Update 0001-thruk.conf.patch
Bump dependency on Monitoring::Availability
Add libnamespace-autoclean-perl to deps
Add dep to libfcgi-procmanager-maxrequests-perl
fix permissions of thruk_local.cfg