check_raid: Update to latest git version
check_ssl_cert: Update to 1.16.0
check_whois: Update to 1.15
check_httpd_status: Update to rev148
check_mongodb: Update copyright file

Include full copyright to make lintian happy.
check_mysql_health: Update copyright file

Add reference to GPL license file
check_hpasm: Update copyright file

Add reference to GPL license file
check_memory: Update copyright file

Update FSF address
check_rbl: Update copyright file

Cosmetical changes
Add '--with autoreconf' to dh calls (Closes: #727468)

  - Build-depend on dh-autoreconf
  - Add check_varnish/automake_foreign patch
  - Specify autoreconf (sub-)dirs in debian/autoreconf
check_multipath: Update to 0.2.0