Each piece must have at least one byte for their block bit array,
  or they will collide causing great confusion in btpd. The calculation
  was done wrong so this could happen for small torrents (blocks / piece < 8).

policy_subr.c:
  * Add test for correctness.
  * Add missing call to cm_on_piece_full in cm_new_piece.

instead of the ideal.

git-svn-id: file:///home/rnyberg/svngit/btpd/releases/0.1@1 76a1f634-46fa-0310-9943-bd1476092a85