[x2goserver/f19] (6 commits) ...Add changelog entry

[Orion Poplawski]

Summary of changes:

  2bebf8f... Fix bug in x2gocleansessions init script, enable by default (*)
  ee0ef31... Update to 4.0.1.8 (*)
  b0ac950... New files; require sudo for /etc/sudoers.d (*)
  8b3ac88... Create /tmp/.X11-unix in x2gocleansessions init script (*)
  3b55d88... Fix x2gocleansessions shutdown (*)
  ddcfe0e... Add changelog entry (*)

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