[web2py] gluon/tools error

[pbreit]

I got the following error on trunk. Is this related to any of the recent 
changes or do I need to investigate further on my side? It's a totally fresh 
install.

Traceback (most recent call last):
  File "/var/web2py/gluon/restricted.py", line 181, in restricted
    ccode = code
  File "/var/web2py/applications/init/models/0_settings.py", line 2, in 
<module>
    from gluon.tools import Mail
  File "/var/web2py/gluon/tools.py", line 591, in <module>
    class Recaptcha(DIV):
NameError: name 'DIV' is not defined