Date:   Mon Mar 14 18:18:04 2011 +0000
Fixes #566167

Cherry-picked from svntrunk

Date:   Thu Feb 17 06:27:06 2011 +0000
removed remnants of extended-by implementation, raise a UserError if
the option is encountered

Cherry-picked from svntrunk.

Date:   Wed Feb 16 15:47:25 2011 +0000
made sure to download extended configuration files only once per buildout run (based on patch by Rafael Monnerat)

Cherry-picked from svn trunk

Cherry picked from svn trunk. Thanks Adam.

both from command line and from config files.

Cherry-picked from svn trunk. Thanks Godefroid.

Cherry-picked from trunk. Thanks Gary.

Providing support for non-entry-point-based scripts.

it.

debuggable.

zc.recipe.testrunner.

We're going to need to sort out these version pins.  Or, more likely,
we need to implement something similar in zc.buildout 1.5 :)

Fixed version #.