anchor.diff:  --------------------------------------------------------------------------------
   
   $ sudo -s
  -# su - posgres
  +# su - postgres
   $ createuser exdbtest
   $ createdb xe
   $ psql 
   
   > alter user exdbtest with encrypted password 'exdbtest1';
  -> grant all privileges on database xe to exdbtest ;
  +> grant all privileges on database xe to exdbtest;
   > \q
   
   --------------------------------------------------------------------------------
  
positive.code: cmake version 3.7.2
  
  CMake suite maintained and supported by Kitware (kitware.com/cmake).
  ---------------------------------------------------------------------
  
  ==== System level dependencies - for Suse Linux Enterprise Server 12.3
  
negative.code: 
  --------------------------------------------------------------------------------
  
  -- for debian/ubuntu
  # vi /etc/postgresql/*/main/postgresql.conf 
  -- for RedHat
  # vi /var/lib/pgsql/data/postgresql.conf
  
  -- Edit the max_prepared_transactions
  
  # /etc/init.d/postgresql restart
  
  --------------------------------------------------------------------------------
  
  Network connection shall be enabled too for Posgres auth, edit the *pg_hba.conf*
  
  Add following line to the file:
  
  --------------------------------------------------------------------------------
  host all all 0.0.0.0/0 md5
  --------------------------------------------------------------------------------
  
  After that restart Postgres:
  
  --------------------------------------------------------------------------------
  # systemctl restart postgresql
  --------------------------------------------------------------------------------
  
  
  After these steps test database table shall be created. That could be done in
  following way:
  