ncurses 5.9 - patch 20121208

+ modify test/knight.c to show the number of choices possible for
  each position in automove option, e.g., to allow user to follow
  Warnsdorff's rule to solve the puzzle.
+ modify test/hanoi.c to show the minimum number of moves possible for
  the given number of tiles (prompted by patch by Lucas Gioia).
> fixes based on Coverity report:
+ remove a few redundant checks.
+ correct logic in test/bs.c, when randomly placing a specific type of
  ship.
+ check return value from remove/unlink in tic.
+ check return value from sscanf in test/ncurses.c
+ fix a null dereference in c++/cursesw.cc
+ fix two instances of uninitialized variables when configuring for the
  terminal driver.
+ correct scope of variable used in SetSafeOutcWrapper macro.
+ set umask when calling mkstemp in tic.
+ initialize wbkgrndset() temporary variable when extended-colors are
  used.