Restore normal build options.
Micro-opytimization with __restrict__. All regression tests pass.
More micro-optimizarion with __restrict__.  All regression tests pass.
Use restrict, not __restrict__.
Ugh.  restrict has restrictions.
Improve documentation.
Use RFC3339 dates rather than ctime(3) format.
Remove unused code. All regression tesrts pass.
Name and email addresses are often duplicative, so atomize them.
Constify to try to allow the compiler to optimize better.

All regression tests pass.
More micro-optimizations.  All regression tests pass.
Magic-number removal.
Micro-optimizations.  All regression tests pass.
Remove obsolete comment.
Fix obsolete comment text.  All regression tests pass.