enable X extension X-Resource. --xpra: set XPRA_OPENGL_DOUBLE_BUFFERE…

…D= for client #167

x11docker

@@ -2541,7 +2541,7 @@ create_xcommand() {             # create command to start X server and/or Waylan
   +extension RANDR +extension RENDER +extension GLX \\
   +extension XVideo +extension DOUBLE-BUFFER"
       Xserveroptions="$Xserveroptions \\
-  -extension X-Resource +extension SECURITY +extension DAMAGE"
+  +extension X-Resource +extension SECURITY +extension DAMAGE"
       Xserveroptions="$Xserveroptions \\
   -extension XINERAMA -xinerama"
       case $Sharehostipc in
@@ -5339,7 +5339,7 @@ $(tail $Xpraserverlogfile)"
           }
           verbose -d "Starting Xpra server"
           echo "x11docker [$(timestamp)]: Starting Xpra server" >> $Xpraserverlogfile
-          $Mksu "env $Newxenv GDK_BACKEND=x11 XPRA_OPENGL_DOUBLE_BUFFERED=1 XPRA_UINPUT=0 $Xpraservercommand" >> $Xpraserverlogfile 2>&1 &
+          $Mksu "env $Newxenv GDK_BACKEND=x11 XPRA_UINPUT=0 $Xpraservercommand" >> $Xpraserverlogfile 2>&1 &
           Xpraserverpid=$! && storepid $Xpraserverpid xpraserver
           verlt "$Xprarelease" "r23060" && {
             waitforlogentry "xpra server" $Xpraserverlogfile 'xpra is ready' || {
@@ -5364,7 +5364,7 @@ $(tail $Xpraserverlogfile)"
         [ -n "$Xpraclientpid" ] && note "Restarting Xpra client."
         verbose -d "Starting Xpra client"
         echo "x11docker [$(timestamp)]: Starting Xpra client" >> $Xpraclientlogfile
-        $Mksu "env $Hostxenv GDK_BACKEND=$GDK_BACKEND NO_AT_BRIDGE=1 XPRA_MENU_ICONS=0 XPRA_ICON_OVERLAY=0 XPRA_EXPORT_ICON_DATA=0 $Xpraclientcommand" >> $Xpraclientlogfile 2>&1 &
+        $Mksu "env $Hostxenv GDK_BACKEND=$GDK_BACKEND NO_AT_BRIDGE=1 XPRA_OPENGL_DOUBLE_BUFFERED=1 XPRA_MENU_ICONS=0 XPRA_ICON_OVERLAY=0 XPRA_EXPORT_ICON_DATA=0 $Xpraclientcommand" >> $Xpraclientlogfile 2>&1 &
         Xpraclientpid=$! && storepid $Xpraclientpid xpraclient
         checkpid $Xpraclientpid && {
           while { checkpid $Xpraserverpid && checkpid $Xpraclientpid ; } do sleep 1 ; done
@@ -6439,7 +6439,7 @@ option_messages() {             # some messages depending on options, but not ch
   It is recommended to use --xephyr or --nxagent instead.
   Rendering issues can be reduced disabling OpenGL in Xpra tray icon. Screen
   size issues can be avoided with non-integer scaling (e.g. --scale=1.01)."
-      [ "$Desktopmode" = "no" ] && verlt $Xprarelease r23069 && note "Xpra startup can be slow. For faster startup
+      [ "$Desktopmode" = "no" ] && verlt $Xprarelease r23066 && note "Xpra startup can be slow. For faster startup
   with seamless applications,   try --nxagent.
   If security is not a concern, try --hostdisplay.
   Xpra version v3.0-r23066 and higher starts up faster."