Add an exception to recognize CentOS and use python2.7 insted of python only. Avoid printing on console and save the results in tracking.log.
Add an exception to recognize CentOS and use python2.7 insted of python only. Avoid printing on console and save the results in tracking.log.

scottlittle/solar_radiation_model,gersolar/solar_radiation_model,ahMarrone/solar_radiation_model