[xterm/f18] (8 commits) ...283-1

[Miroslav Lichvar]

Summary of changes:

  c7a48b5... revert bad -3 build (*)
  78b4cb8... fix URL (#856957)
  ffca35f... update to 283
  17009af... use new configure options to set some resource defaults (#8
  53b95ab... install icon to hicolor theme and use it in desktop file (#
  058a10e... remove obsolete macros
  5592baa... fix rpmlint warning
  a0ec83c... 283-1

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