routines for avoid to leave the Service Control Manager
in bad state. Print messages for to reduce the current
user errors when are trying to install or start the service.
Adding the option to install the service for manual start:
--install-manual.


sql/mysqld.cc:
  Changes on install and remove service
sql/nt_servc.cc:
  Changes for install and remove routine.
  Adding the seek status routine
sql/nt_servc.h:
  Changes for install and remove routines
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted