[1.7.x] Added Python 3.4 to classifiers in setup.py.
[1.7.x] Added Python 3.4 to classifiers in setup.py.

Backport of 47509e3c5d from master

jyotsna1820/django,oscaro/django,jyotsna1820/django,jyotsna1820/django,oscaro/django,jyotsna1820/django,oscaro/django,oscaro/django