add qutebrowser open session script

src/qutesh

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+_session_dir="$HOME/.local/share/qutebrowser/sessions"
+_dmenu_config="$HOME/.config/dmenu/dmenurc"
+
+if [ -f "$_dmenu_config" ] ; then
+  # dmenu options will now be stored in $DMENU_OPTIONS
+  . "$_dmenu_config"
+fi
+
+_session_list=$(ls -t "$_session_dir" | sed 's/\.yml//')
+_session=$(printf "NONE\n%s" "$_session_list" | dmenu $DMENU_OPTIONS -i -p "Session :")
+
+if [ "$_session" = 'NONE' ] ; then
+  qutebrowser -R
+else
+  qutebrowser -r "$_session_dir/$_session.yml"
+fi