Remove not used BDB logs on shutdown
Don't give warnings for repair on slaves
Fixed transaction log files


Docs/manual.texi:
  Updated 'known bugs'
include/my_sys.h:
  Added define for checking number of bytes left in the IO_CACHE
mysql-test/mysql-test-run:
  Small bug fixes
mysys/mf_iocache2.c:
  Use new define
sql/filesort.cc:
  Temporary fix for FULLTEXT index
sql/ha_berkeley.cc:
  Fix for delete in tables with hidden primary key
  Remove not used BDB logs on shutdown
sql/ha_myisam.cc:
  Don't give warnings for repair on slaves
sql/hostname.cc:
  Portability fix
sql/log.cc:
  Fix transaction log files
sql/log_event.h:
  portability fix
sql/slave.cc:
  Don't give warnings for repair on slaves
sql/sql_class.h:
  Cleanup
sql/sql_parse.cc:
  Fixed typo