drop support for GNU Screen

etc/screenrc

@@ -1,26 +0,0 @@
-defutf8 on
-autodetach on
-startup_message off
-defscrollback 10240
-
-# scroll through scrollback
-termcapinfo xterm* ti@:te@
-
-# use current bg color for erased chars
-defbce on
-
-# remapping dangerous keybindings
-bind k
-bind ^k
-bind .
-bind ^\
-bind \\
-bind ^h
-bind h
-bind 'K' kill
-bind 'I' login on
-bind 'O' login off
-bind '}' history
-
-# drop scrollback command
-bind '/' eval "scrollback 0" "scrollback 15000"