anchor.diff:  ---------------------------------------------------------------------
   	
   ==== System level dependencies - for Ubuntu 14.04
  +
   ---------------------------------------------------------------------
   $ sudo apt-get update
   $ sudo apt-get install indent asciidoc libxml2-dev \
  
positive.code: ---------------------------------------------------------------------
  $ sudo apt-get install  postgresql postgresql-client libecpg-dev \
   libpq-dev postgresql-server-dev-all
  ---------------------------------------------------------------------
  
  ==== System level dependencies - for Centos 6.x
  
negative.code: ---------------------------------------------------------------------
  
  ==== System level dependencies - for Debian 8.2
  
  The same goes on Raspbian (Raspberry Pi OS)
  ---------------------------------------------------------------------
  $ sudo apt-get update
  