Rename bzrlib/test/HTTPTestUtils.py to bzrlib/tests/http_utils.py and fix uses. Rename bzrlib/test/HttpServer.py to bzrlib/tests/http_server.py and fix uses. Don't pretend we support HTTP/0.9 since we don't and do that correctly.
* bzrlib/transport/http/_urllib2_wrappers.py: (AbstractHTTPConnection): Specifying strict here is useless. (HTTPConnection, HTTPSConnection): We don't support HTTP/0.9 in other parts of the stack, be explicit *correctly*.