run-tests.py: avoid using popen2.Popen4 - use subprocess instead Use subprocess to emulate Popen4 if available - similar to how it is done in util.py. Using popen2 under python 2.6 gives DeprecationWarning: The popen2 module is deprecated. Use the subprocess module.

test-convert-cvs*: mute output from "cvs up" Apparently some versions of cvs outputs more than other versions. That is however not relevant for these tests.

i18n: update italian translation

merge with crew-stable

include i18n files in the win32 installer The .mo files for translations should be included in the Windows installer.

help: get rid of double spaces

help: miscellaneous language fixes

help: better explanations for some of the template filters In particular, provide some example data for some of the common filters. Thanks go to timeless again for pointing out where we were lacking.

help: better explanation for some of the environment variables In particular, the precedence for usernames is explained in more detail. Thanks to timeless for pointing out the deficiencies here.

help: some language fixes for help topics

Merge with stable

merge with stable