Removed a note that wasn't useful

Signed-off-by: Martin Richard <martius@martiusweb.net>
Follow Google's python style guide

I fixed imports and some naming conventions, but I may not follow yet all rules
and recommendations from google.

Especially, I should run pychecker, which I didn't do yet, and lisogo's model
modules (Item, Objective, User) have not been refactored yet.

see: http://google-styleguide.googlecode.com/svn/trunk/pyguide.html

Signed-off-by: Martin Richard <martius@martiusweb.net>