Merge branch 'master' into ab-debian

Merge branch 'master' into ab-debian

* master:
  bind_rndc_plugin: python 2.6 compatibility fix
  updated configs.signatures
  fix numa plugin to work only on the expected values; fixes #1868
  keep python-modules-installer.sh as executable
  make python and bash modules installed as non-executable
  exclude nice and steal from cpu usage alarms; fixes #1833
  updated configs.signatures
  apps.plugin changes for better cross system adaptation
  spec: fix metadata
  spec: reduce conditionals in body
  spec: merge apps.plugin
  spec: handle recommend for fedora only
  spec: fix directory name to support master build
  spec: quote all + perm all
  spec: do not autoreconf
  spec: use global instead of define