Update x11vnc to prevent crash

docker/Emulator_x86

@@ -21,6 +21,7 @@ WORKDIR /root
 #------------------
 # x11vnc
 #   VNC server for X display
+#       We use package from ubuntu 18.10 to fix crashing issue
 # openbox
 #   Windows manager
 # menu
@@ -46,6 +47,8 @@ WORKDIR /root
 # ubuntu-vm-builder
 # bridge-utils
 #==================
+ADD ./sources1810.list /etc/sources.list.d/
+ADD ./x11vnc.pref /etc/apt/preferences.d/
 RUN apt-get -qqy update && apt-get -qqy install --no-install-recommends \
     xterm \
     supervisor \

docker/sources1810.list

@@ -0,0 +1,2 @@
+deb http://mirror.servers.com/ubuntu/ cosmic main restricted universe 
+deb http://security.ubuntu.com/ubuntu/ cosmic-security main restricted universe

docker/x11vnc.pref

@@ -0,0 +1,9 @@
+Package: *
+Pin: release n=bionic
+Pin-Priority: -10
+Package: x11vnc
+Pin: release n=cosmic
+Pin-Priority: 500
+Package: x11vnc-data
+Pin: release n=cosmic
+Pin-Priority: 500

release.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 # Bash version should >= 4 to be able to run this script.
 
-IMAGE="budtmo/docker-android"
+IMAGE="$DOCKER_ORG/docker-android"
 
 if [ -z "$1" ]; then
     read -p "Task (test|build|push|all) : " TASK