Shrink timeouts
delete extraneous blank lines
Update Creative Commons license URL in legal notices
untabify
coding style
whitespace
Uniform headers
Update exchanger tests
Add exchanger performance tests; update others
This form allows you to request diffs between any two revisions of this file. For each of the two "sides" of the diff, select a symbolic revision name using the selection box, or choose 'Use Text Field' and enter a numeric revision.