Update rtupdate

scripts/rtupdate

@@ -139,11 +139,7 @@ if [ -z $passed_rtvers ]; then
 
 # checks if the OS is debian 9, and forces the version to 0.9.7 of it is
   if [ $rtdevrel = 0 ]; then
-    libvers='0.13.8'
-    rtvers='0.9.8'
-    echo "Debian 9, and Ubuntu 17.10 and later, are only supported by libtorrent-0.13.7/rtorrent-0.9.7 or later"
-  else
-    list_version
+    echo "For Debian 9, and Ubuntu 17.10 and later, recommend libtorrent-0.13.7/rtorrent-0.9.7 or later"
   fi
   
   list_version