Revert "Slab allocation for hash nodes." Fails on groff.
Warn of a trap. Regression tests, groff, and rfk pass.
Move statistics reports back into main.c.  All regression tesrs pass.
More comprehension of black magic.  All regression tests pass.
Replace put_outc with memcpy. See ~1.5% improvement in wall time

A patch by Laurence Hygate <loz@flower.powernet.co.uk> lightly adapted to
preserve the original code as documentation of what is going on.

All regression tests pass. The author added: "Replace out_putc with
memcpy. I see about 1.5% improvement in wall time on groff. make check
returns the same thing before and after, and both groff and
robot-kitten build the same fast import file as HEAD."
Explain the latest microtweak a little better.
Typo fixes.  No logic changes.  All regression tests pass.
Infrastructure for more detailed usage stats.
Fix the description of the -a option.
Beginnings of detailed statistics.
Clean up and document statisticas dumping.
Improve progresss-message behavior.
Fix compile errors if USE_MMAP not defined
A slightly more specific message. All regression tesrts pass.
A slightly more specific message. All regression tests pass.
Merge branch 'master' of gitorious.org:cvs-fast-export/cvs-fast-export