Don't install default-jdk in the docker container
@@ -15,7 +15,6 @@ RUN apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E03280
apt-get -qq -y --no-install-recommends install \
ant \
build-essential \
- default-jdk \
doxygen \
gdb \
git \
