Fixed a doc string display bug, and tweaked the API Documentation display to look better with API docs that have lots of mostly empty classes.

necessarily available.

that main() can handle argument processing entirely.

Add test_AqAlg to list of tests.

Modify tests so that thread execution is actually interleaved; the old
version ended up having one thread run to completion, then the next, etc.

Use explicit counter to keep track of child threads, rather than
counting on long sleep to be long enough.

(2 remain)

create an object in a specified location on PUT.  PUT is also public
now, since it handles security by itself.

of the new location rather than the old.

* Converted fragile aq_* getattr operations to use the new(ish) module-scope
functions available in Acquisition.

still isn't supported when using replace -- too bad.

* Merge fix for Collector #1975 ('_verifyObjectPaste' uses metatype
  permission, if available).