Updating python language classifier in setup.cfg
Updating python language classifier in setup.cfg

1. What is the problem
Current python language classifier in setup.cfg doesn't support python 3.5

2. What is the solution to the problem
Adding python 3.5 support to classifier in setup.cfg

3. What the features need to be implemented to the Tricircle
N/A

Change-Id: I7e89db2638c0aa16e5cbebe116f03f438b246673

openstack/tricircle,stackforge/tricircle,openstack/tricircle,stackforge/tricircle