Bump version number from 0.4.0 to 0.4.1 in preparation for release.
Bump version number from 0.4.0 to 0.4.1 in preparation for release.

harsh00008/pystache,nitish116/pystache,jrnold/pystache,charbeljc/pystache,nitish116/pystache,charbeljc/pystache,jrnold/pystache,beni55/pystache,harsh00008/pystache,rismalrv/pystache,rismalrv/pystache,defunkt/pystache,rismalrv/pystache,clach04/pystache_old_v0.4.1,nitish116/pystache,beni55/pystache,arlenesr28/pystache,arlenesr28/pystache,harsh00008/pystache,arlenesr28/pystache