to Monty's code style and optimization comments 


client/client_priv.h:
  New value for --single-transaction option
client/mysqldump.c:
  Add --single-transaction option for consistent dumps
mysql-test/r/func_str.result:
  New functions test results
mysql-test/t/func_str.test:
  Tests for SHA/AES functions
mysys/Makefile.am:
  Extra files require compilation now
sql/item_create.cc:
  New functions
sql/item_create.h:
  New functions
sql/item_strfunc.cc:
  Implementation of SHA/AES_ENCRYPT/AES_DECRYPT
sql/item_strfunc.h:
  Required class definition
sql/lex.h:
  Add symbols for implemented functions
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted