2.7.149 released August 3, 2000

- revised handling of shape in move_reasons.c
- tuning of patterns.db, patterns2.db, barriers.db, conn.db,
  mouse_defendpats.db, komoku.sgf, mokuhazushi.sgf, and sansan.sgf
- doc revision
- goal dragon expanded with the whole string containing a new stone in
  do_mouse_defend() 
- new autohelper function mouse_goal_dragon and supporting code in mouse.c
  and mkpat.c