[deployment-guide] (23 commits) ...Merge branch 'master' into comm2

[dsilas]

Summary of changes:

  280c992... Updated the rest of the Generating a Key Pair section. (*)
  cc48ad7... Minor fix in the X11 Forwarding section. (*)
  b04997b... Changed the concept of the section a bit. (*)
  46d749f... Further changes and indexing. (*)
  73579db... Merge branch 'master' of git+ssh://git.engineering.redhat.c (*)
  b11bd1a... Yum: noted XZ prevents createrepo of RHEL6 pkgs on RHEL5 (*)
  ca8dae0... RPM: added blurb about new XZ format and SHA-256 (*)
  6f58282... Updated the Configuring ssh-agent section. (*)
  52b9ee1... Added few references where appropriate. (*)
  8bfe2d9... added image as test (*)
  d6fec1d... Added screenshots. (*)
  e1ac3cc... Corrected a typing error. (*)
  2b0dc34... Merge branch 'master' of git+ssh://git.engineering.redhat.c (*)
  d29ef1e... Merge branch 'master' of git+ssh://git.engineering.redhat.c (*)
  9d19962... implemented qe comments (*)
  1fc0f12... Yum, PackageKit, RPM: join lines, indent (*)
  a079ed1... Merge branch 'master' of git+ssh://git.engineering.redhat.c (*)
  c8c7857... resolved bad formatting (*)
  b4fef0c... Merge branch 'master' of git+ssh://git.engineering.redhat.c (*)
  2666fad... Merge branch 'flo' (*)
  a48823c... Merge branch 'jarek' (*)
  3f32fb3... (multiple) make buildable (*)
  bc5bc0f... Merge branch 'master' into comm2 (*)

(*) This commit already existed in another branch; no separate mail sent