Made changes to preparetest.py in order to add random ports option for the nodemanager. This is part of the solution for #951.
Made changes to preparetest.py in order to add random ports option for the nodemanager. This is part of the solution for #951.


sburnett/seattle,sburnett/seattle,sburnett/seattle,sburnett/seattle,sburnett/seattle,sburnett/seattle