hgext/largefiles/CONTRIBUTORS

reachableroots: silence warning of implicit integer narrowing issued by clang

Tested with CFLAGS=-Wshorten-64-to-32 CC=clang which is the default of
Mac OS X.

Because a valid revnum shouldn't exceed INT_MAX, we don't need long width for
large tovisit array.

Greg Ward, author of the original bfiles extension
Na'Tosha Bard of Unity Technologies
Fog Creek Software
Special thanks to the University of Toronto and the UCOSP program