anchor.diff:    \
     && apt-get update && apt-get install -y --no-install-recommends \
       apt-utils \
  -  && apt-get update && apt-get install -y --no-install-recommends \
  +  && apt-get install -y --no-install-recommends \
       software-properties-common \
       unzip \
       wget \
  
positive.code: WORKDIR ${work}
  COPY scripts/*.sh ./
  
  #RUN wget http://www-eu.apache.org/dist/openmeetings/${OM_VERSION}/bin/apache-openmeetings-${OM_VERSION}.tar.gz
  WORKDIR ${OM_HOME}
  RUN wget https://builds.apache.org/view/M-R/view/OpenMeetings/job/openmeetings/lastSuccessfulBuild/artifact/openmeetings-server/target/apache-openmeetings-5.0.0-SNAPSHOT.tar.gz -O apache-openmeetings-${OM_VERSION}.tar.gz \
      && tar -xzf apache-openmeetings-${OM_VERSION}.tar.gz \
      && rm apache-openmeetings-${OM_VERSION}.tar.gz \
      && wget http://repo1.maven.org/maven2/mysql/mysql-connector-java/${MYSQL_J_VER}/mysql-connector-java-${MYSQL_J_VER}.jar -P webapps/openmeetings/WEB-INF/lib \
      && chmod a+x ${work}/*.sh \
      && ${work}/om_install.sh \
      && sed -i 's|<policy domain="coder" rights="none" pattern="PS" />|<!--policy domain="coder" rights="none" pattern="PS" />|g; s|<policy domain="coder" rights="none" pattern="XPS" />|<policy domain="coder" rights="none" pattern="XPS" /-->|g' /etc/ImageMagick-6/policy.xml \
  
negative.code: ENV MYSQL_J_VER '8.0.15'
  ENV KURENTO_LIST "/etc/apt/sources.list.d/kurento.list"
  
  RUN cat /etc/issue \
    && apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 5AFA7A83 \
    && echo "" > ${KURENTO_LIST} \
      && echo "# Kurento Media Server - Release packages" >> ${KURENTO_LIST} \
      && echo "deb [arch=amd64] http://ubuntu.openvidu.io/6.9.0 xenial kms6" >> ${KURENTO_LIST} \
  