[openshift] backport upstream changes

  commit 3d3784c9c2e01e18fcc0a2f83dc7b55d1607235b
  Author: Pep Turro Mauri <pep@redhat.com>
  Date:   Tue Jul 8 14:05:12 2014 +0200

      [openshift] Improve password obfuscation

      Rewrite MCollective passwords and be a bit more flexible with
      white space around =.

      Also provide examples of strings for the string substitutions.

      Related: #323.

      Signed-off-by: Pep Turró Mauri <pep@redhat.com>

  commit 2e1f199421e00cc30963f3fb022c5c173b18d509
  Author: Pep Turro Mauri <pep@redhat.com>
  Date:   Tue Jul 8 13:37:48 2014 +0200

      [openshift] Don't collect all of /etc/openshift

      Reduce glob based collection and aim at more specific paths.

      Signed-off-by: Pep Turró Mauri <pep@redhat.com>
[powerpc] backport plugin from upstream