Made 'record' class act like a mapping, primarily so that you can pass it to a propertysheet's change or edit methods.  It is also nice to be able to inspect a record's keys().

where the fixes have been released in 2.1.5

Fixed a bug in manage_clone thanks to Tom Scheidt. The cloned object was not being returned in its acquisition context. This caused permission problems when trying to perform operations on it.

Fixed problems which can occurr over a very fast link. This was fixed in 2.1.3 but didn't make it back into the regular branch.

bug... (not incriminating...)

their __ac_permissions__ definition, but this caused the View permission
for File objects to be unsettable since the 'tag' method (which actually
only exists on Images) was in the 'View' permission definition. To fix
this, I gave Image its own __ac_permissions__ structure and got rid of
the reference to 'tag' in the __ac_permissions__ of File.

Fixed a problem with old products that didn't have ProductHelp objects and improved the HelpSystem API a little to boot.

object that returns a mapping object.

multiply rendered example sections.

second time without preformatting.  Problem was a missing 'continue'
in one of the cases.

Fixed a bug that caused files of type text/html to have thewrong content-length set. Thanks to Adam Karpierz.