Cmd-C will no longer interrupt the kernel in Mac OS (only Ctrl-C will do this).

Make exec/event loop times configurable. Set exec one to 500 microseconds.

Fixed numerous bugs with tab completion, including the one recently reported by fperez.

Add missing flush of output streams on execute

Made middle-click paste safe. Fixes bug reported by fperez.

Fixed bugs reported by minrk involving deletion of the input prompt.

Font width calculation fix for certain Mac OS systems.

* Updated prompt request code to support the new silent execution mechanism. * Improved frontend tracking of request ids. This should ensure that it is safe to use the frontend's kernel manager without confusing it.

Correctly set 'found' field of object info dicts.

Reasonably complete object_info request implemented.