anchor.diff:  
   # use following to get lastest version nr:
   # curl curl -so- https://api.github.com/repositories/13124802/tags | grep -Eo '"v[0-9\.]+"' | grep -Eo '[0-9\.]+' | head -1 | grep -Eo '"v[0-9\.]+"' | grep -Eo '[0-9\.]+' | head -1
  -RUN wget -q -O - "https://dl.influxdata.com/influxdb/releases/influxdb_1.3.5_amd64.deb" > influxdb_amd64.deb && dpkg -i influxdb_amd64.deb
  +RUN wget -q -O - "https://dl.influxdata.com/influxdb/releases/influxdb_1.3.5_amd64.deb" > influxdb_amd64.deb && dpkg -i influxdb_amd64.deb && rm influxdb_amd64.deb
   
   
   ###
  
positive.code: ###
  ### Install Grafana [http://grafana.org/]
  ###
  RUN wget -q -O grafana.deb https://s3-us-west-2.amazonaws.com/grafana-releases/release/grafana_4.5.1_amd64.deb && dpkg -i grafana.deb
  
  ###
  ###  Influxdb [https://influxdb.com/download/index.html]
  
negative.code: 
  USER root
  
  # Get Web UI requirements and compile the Go gatherer
  ADD webpy /pgwatch2/webpy
  RUN pip3 install -r /pgwatch2/webpy/requirements.txt && cd /pgwatch2 && bash build_gatherer.sh
  
  