replace ssh-compat with termcompat as a more versatile tool

ssh-compat

@@ -1,9 +0,0 @@
-#!/usr/bin/env bash
-# cleanup -256color suffix from term and set something more compatible
-typeset -A TERMS
-TERMS=(
-    [st]='xterm'
-    [tmux]='screen'
-)
-TEMPTERM="${TERM%%-256color}"
-TERM="${TERMS[$TEMPTERM]-${TEMPTERM}}" exec ssh "$@"

termcompat

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+# run with more compatible TERM value
+typeset -A terms=(
+    [rxvt-unicode-256color]='rxvt-unicode'
+    [st-256color]='xterm-256color'
+    [tmux-256color]='screen.xterm-new'
+)
+TERM="${terms[$TERM]:-$TERM}" exec "$@"