anchor.diff:  # https://hub.docker.com/_/nginx/ 1.11.5
   ENV NGINX_VERSION 1.11.5-1~jessie
   ENV DRUSH_MAJOR_VERSION 8
  -ENV VIDEO_EMBED_FIELD_VERSION 8.1
  -ENV SYMFONY_INTL_VERSION 3.1
  -ENV SYMFONY_FORM_VERSION 3.1
  -ENV DRUPAL_NAME_VERSION 8.1
  -ENV DRUPAL_ADDRESS_VERSION 8.1
  -ENV DRUPAL_WORKBENCH_MODERATION_VERSION 8.1
  -ENV DRUPAL_BACKUP_DB_VERSION 8.1
  -ENV DRUPAL_ADVAGG 8.2
  -ENV DRUPAL_BOOTSTRAP_VERSION 8.3
  +ENV VIDEO_EMBED_FIELD_VERSION ^1.4
  +ENV SYMFONY_INTL_VERSION ^3.2
  +ENV SYMFONY_FORM_VERSION ^3.2
  +ENV DRUPAL_WORKBENCH_MODERATION_VERSION ^1.2
  +ENV DRUPAL_BACKUP_DB_VERSION ^1.0
  +ENV DRUPAL_ADVAGG ^2.0
  +ENV DRUPAL_BOOTSTRAP_VERSION ^3.1
   ENV MYSQL2SQLITE_VERSION 1b0b5d610c6090422625a2c58d2c23d2296eab3a
   # This, as of 9/8/2016, is a dev dependency (https://packagist.drupal-composer.org/packages/drupal/security_review#dev-8.x-1.x), which needs 'git clone'
  -ENV DRUPAL_SECURITY_REVIEW_VERSION 8.1
  +ENV DRUPAL_SECURITY_REVIEW_VERSION 1.x-dev
  +ENV DRUPAL_NAME_VERSION 1.x-dev
  +ENV DRUPAL_ADDRESS_VERSION 1.x-dev
   
   # https://developers.google.com/speed/pagespeed/module/release_notes
   ENV NPS_VERSION 1.11.33.4
  
positive.code:         chmod +x ~/bin/composer
  
  # Choose where to install packages from
  RUN \
          ~/bin/composer config repositories.drupal composer https://packagist.drupal-composer.org && \
          ~/bin/composer config minimum-stability dev
  
  ############# Drush
  
  
negative.code: # Video embedding (https://www.drupal.org/project/video_embed_field)
  # config_installer: Because of bug https://www.drupal.org/node/1613424, we need this custom install profile
  RUN ~/bin/drush dl config_installer
  RUN ~/bin/composer require "drupal/video_embed_field ${VIDEO_EMBED_FIELD_VERSION}"
  
  # Install symfony/intl: commerceguys/addressing suggests installing symfony/intl (to use it as the source of country data)
  # Install symfony/form: commerceguys/addressing suggests installing symfony/form (to generate Symfony address forms)
  # Install name and address fields (currently not in 'stable' Composer package)
  #RUN ~/bin/composer require "symfony/intl ~${SYMFONY_INTL_VERSION}" "symfony/form ~${SYMFONY_FORM_VERSION}" \
  #    "drupal/name ~${DRUPAL_NAME_VERSION}" "drupal/address ~${DRUPAL_ADDRESS_VERSION}"
  
  # Install Backup and Migrate
  # Install Advanced CSS/JS Aggregation
  # Install security review
  # Install workbench moderation
  RUN ~/bin/composer require \
          "drupal/backup_db ${DRUPAL_BACKUP_DB_VERSION}" \
          "drupal/advagg ${DRUPAL_ADVAGG}" \
          "drupal/workbench_moderation ${DRUPAL_WORKBENCH_MODERATION_VERSION}"
  
  # Install Bootstrap base theme
  RUN ~/bin/composer require \
          "drupal/bootstrap ${DRUPAL_BOOTSTRAP_VERSION}"
  
  # Install non-'stable' ... aka 'dev' ... Composer packages
  RUN ~/bin/composer config minimum-stability dev && \
      ~/bin/composer require \
          "drupal/security_review ${DRUPAL_SECURITY_REVIEW_VERSION}"
  
  # Install mysql2sqlite
  RUN curl "https://raw.githubusercontent.com/dumblob/mysql2sqlite/${MYSQL2SQLITE_VERSION}/mysql2sqlite" > ~/bin/mysql2sqlite && \
  