Removed from setup.py's package_data some unnecessary files.
Removed from setup.py's package_data some unnecessary files.

arlenesr28/pystache,jrnold/pystache,arlenesr28/pystache,charbeljc/pystache,harsh00008/pystache,harsh00008/pystache,beni55/pystache,beni55/pystache,nitish116/pystache,defunkt/pystache,charbeljc/pystache,arlenesr28/pystache,jrnold/pystache,rismalrv/pystache,rismalrv/pystache,nitish116/pystache,harsh00008/pystache,nitish116/pystache,rismalrv/pystache