Fix bk man bug found by Oscar:  man.tmac is not shipped with our distribution, so bk man was displaying garbage. soelim each man page at build time.  Incorporate simplification from Rick.
Fix bk man bug found by Oscar:  man.tmac is not shipped
with our distribution, so bk man was displaying garbage.
soelim each man page at build time.  Incorporate simplification
from Rick.

bk: 45083a58ip_n8yY1d0T5UTwhbEy81w
bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper