Renamed the template pytz folder to pytz-template; modified the build.py to use this; and updated the LATEST_OLSON to 2013.8 i.a.w. PyPi
Modified code layout to adhere to PEP8 recommendations
Updated to pytz 2013.8 zoneinfo; and using a templates folder; also ensured PEP8 adherence for the files under pytz-appengine control.
Cleaning up
Merge pull request #3 from mdxs/latestdb

- Updated to current pytz 2013.8
- Various improvements to lazy loader (now locks various threads; broken out into lazy.py; lazy set and list added)
- Generate the new pytz in the `template` directory (by default)
- The pytz module generated no longer clobbers the downloaded version
- Add pip-compatible __version__ 
- PEP8 fixes