waylandloginmanager: move some startup actions to the PrepareLoginManager function

git-svn-id: https://rebeccablackos.svn.sourceforge.net/svnroot/rebeccablackos@3141 56e3d1a8-0179-4092-b3e2-9fbbcda0c0a9
README: systemd was updated to use v216

git-svn-id: https://rebeccablackos.svn.sourceforge.net/svnroot/rebeccablackos@3142 56e3d1a8-0179-4092-b3e2-9fbbcda0c0a9
waylandloginmanager: when wlmdebuginsecure is passed, note in the UI that it will spawn a root terminal (not a login terminal)

git-svn-id: https://rebeccablackos.svn.sourceforge.net/svnroot/rebeccablackos@3143 56e3d1a8-0179-4092-b3e2-9fbbcda0c0a9
waylandloginmanager: fix the wlmdebug/wlmdebuginsecure for showing the diagnostic terminal entry

git-svn-id: https://rebeccablackos.svn.sourceforge.net/svnroot/rebeccablackos@3144 56e3d1a8-0179-4092-b3e2-9fbbcda0c0a9
WIP on trying to fix https://bugs.freedesktop.org/show_bug.cgi?id=86889


git-svn-id: https://rebeccablackos.svn.sourceforge.net/svnroot/rebeccablackos@3145 56e3d1a8-0179-4092-b3e2-9fbbcda0c0a9
Try to continue attempting a hack to work around https://bugs.freedesktop.org/show_bug.cgi?id=86889

git-svn-id: https://rebeccablackos.svn.sourceforge.net/svnroot/rebeccablackos@3146 56e3d1a8-0179-4092-b3e2-9fbbcda0c0a9