Log Message:
Update from version 1.86 to 1.87.  Changes:

1.87=1.86_03   2008-08-08
1.86_03   2008-08-03 by Alexandr Ciornii
  - disabled 99semaphore.t. Help needed.

1.86_02   2008-06-27 by Alexandr Ciornii
  - correct number of tests in 99semaphore.t

1.86_01   2008-06-20 by Alexandr Ciornii
  - use Carp::confess in Apache::Session::Lock::Semaphore
  - more info in die message in Apache::Session::Generate::MD5
    (RT#36412, by Knu t Arne Bjorndal)
  - semaphore tests check for semctl availability
  - Makefile.PL prints message if perl version < 5.006