Log Message:
Update to latest release. Include lang/python/application.mk to
REPLACE_PYTHON in two files. From ChangeLog.txt:

## 2012-06-26 0.37

* Fixed datestr issue on Windows -- #155
* Fixed Python 2.4 compatability issues (tx fredludlow)
* Fixed error in utils.safewrite (tx shuge) -- #95
* Allow use of web.data() with app.request() -- #105
* Fixed an issue with session initializaton (tx beardedprojamz) -- #109
* Allow custom message on 400 Bad Request (tx patryk) -- #121
* Made djangoerror work on GAE. -- #80
* Handle malformatted data in the urls. -- #117
* Made it easier to stop the dev server -- #100, #122
* Added support fot customizing cookie_path in session (tx larsga) -- #89
* Added exception for "415 Unsupported Media" (tx JirkaChadima) -- #145
* Added GroupedDropdown to support `<optgroup>` tag (tx jzellman) -- #152
* Fixed failure in embedded interpreter - #87
* Optimized web.cookies (tx benhoyt) - #148