Change WebDAV traversal to only turn off acquisition on the final traversal step.  This prevents a conflict with VirtualHostMonster.

Add SafeMapping class, for use when mappings (or MultiMappings) need to be exposed to restricted code.

with SecureMultiMap wrapper.

There's nothing you can't fix with another layer of indirection, except
for too many layers of indirection.

locale support

Added TypeError to the exception handler which is invoked when index_object is called on a method which expects arguments.

at least one space precedes the first underscore. This is neccessary
for handling underscores inside DTML vars.

has been recognized as string to be underlined.

(Collector #2196)

through webdav

If a request contained really quoted text crack_request() failed
with an exception because the correspondig regex is unable to handle
an unquoted request. unquot() is now called *after* crack_request