Store sessions per socket, allowing multiple local servers via -L

Slightly better version of PR tmux-plugins#481 by @strogonoff.

Author: dex6

scripts/helpers.sh

@@ -109,7 +109,7 @@ pane_content_files_restore_from_archive() {
 
 resurrect_dir() {
 	if [ -z "$_RESURRECT_DIR" ]; then
-		local path="$(get_tmux_option "$resurrect_dir_option" "$default_resurrect_dir")"
+		local path="$(get_tmux_option "$resurrect_dir_option" "$default_resurrect_dir")/$(basename "${TMUX%%,*}" 2>/dev/null)"
 		# expands tilde, $HOME and $HOSTNAME if used in @resurrect-dir
 		echo "$path" | sed "s,\$HOME,$HOME,g; s,\$HOSTNAME,$(hostname),g; s,\~,$HOME,g"
 	else