First commit of archive example. Archive is a simple storage engine that handles inserts and selects. 


acconfig.h:
  Adding undef piece for HAVE_ARCHIVE_DB	
acinclude.m4:
  Code needed for --with-archive-storage-engine flag for compile.
configure.in:
  Adding tag for Archive
sql/Makefile.am:
  Source updates to compile ha_archive
sql/examples/ha_archive.cc:
  Class file for archive storage engine. First version.
sql/handler.cc:
  Updates needed for adding archive storage engine.
sql/handler.h:
  ENUM for archive storage engine.
sql/mysql_priv.h:
  Archive show options
sql/mysqld.cc:
  Ifdef foor HAVE_ARCHIVE_DB
sql/examples/ha_archive.h:
  Include file for archive storage engine addition.
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted