minor: just removed pasting of import of datetime into version.py
so to avoid change of file while doing setup.py operations, removing pasting of the import
of datetime into version.py

Cherry-picked. Since you know more about git, how should I be merging small pull requests like this? Maybe having the merge commit isn't so bad
 it is really up-to-you -- to cherry-pick or to merge (which IIRC should
close the pull request on github automatically whenever you push)

On Fri, 16 Sep 2011, Wes McKinney wrote:

> ## Cherry-picked. Since you know more about git, how should I be merging small pull requests like this? Maybe having the merge commit isn't so bad
> 
> =------------------------------------------------------------------=
> Keep in touch                                     www.onerussian.com
> Yaroslav Halchenko                 www.ohloh.net/accounts/yarikoptic
