.tmux.conf: add a note about OSC 52 mosh compat, cf. mobile-shell/mos…

…h#1054

(we don't need it because we patch mosh for more relaxed parsing of
OSC 52 sequences)

.tmux.conf

@@ -73,6 +73,9 @@ set -g renumber-windows on
 # enable OSC 52 support for the built-in selection/clipboard (see below)
 set -g set-clipboard on
 set -ag terminal-features "tmux*:clipboard:ccolour:cstyle:focus:title"
+# emit OSC 52 in a form acceptable to unpatched mosh (see mobile-shell/mosh#1054)
+# set-option -ag terminal-overrides "xterm*:Ms=\\E]52;c;%p2%s\\7"
+# set-option -ag terminal-overrides "tmux*:Ms=\\E]52;c;%p2%s\\7"
 
 # Rebind select-pane commands to disable key repeat (really annoying)
 bind Up select-pane -U