anchor.diff:   memcached php5-memcached \
    imagemagick graphicsmagick graphicsmagick-libmagick-dev-compat php5-imagick trimage \
    && rm -rf /etc/php5/fpm/pool.d/* \
  -# SSH
  - openssh-server \
  -# Other
  +# Memcache
    && pecl install memcache \
    && /usr/sbin/php5enmod memcache \
  +# Other
  + && DEBIAN_FRONTEND=noninteractive apt-get install -y -q exim4 git subversion \
  +# User 
    && useradd -d /var/www/app --no-create-home --shell /bin/bash -g www-data -G adm user \
    && mkdir -p /var/log/app; chmod 664 /var/log/app/; chown user:www-data /var/log/app/ \
    && mkdir -p /var/log/supervisor
  
positive.code: ADD ./config/php5/fpm/pool.d/www2.conf /etc/php5/fpm/pool.d/www2.conf
  ADD ./config/php5/mods-available/opcache.ini /etc/php5/mods-available/opcache.ini
  ADD ./config/exim4/update-exim4.conf.conf /etc/exim4/update-exim4.conf.conf
  ADD ./config/ssh/sshd_config /etc/ssh/sshd_config
  
  RUN update-exim4.conf \
   && DEBIAN_FRONTEND=newt
  
negative.code:  && DEBIAN_FRONTEND=noninteractive apt-get -y update \
   && apt-get build-dep -y -q nginx \
   && apt-get install -y -q nginx \
   && apt-mark hold nginx \
   && cd /usr/src/nginx; apt-get source -q -y nginx \
   && cd /usr/src/nginx/nginx-*/ \
   && ./configure \
  