Cleanup after last push

  update help innobase_flush_log_at_trx_commitcan have vals 0, 1, 2 
ha_innobase.h, ha_innobase.cc:
  make innobase_flush_log_at_trx_commit a long, like other params

  Fix a typo: should be buf_page_print

  innodb_flush_log_at_trx_commit can have values 0, 1, 2 starting from 3.23.52

  Remove an assertion in trx0undo.c which could erroneously fail when we ran out of tablespace

  Increase max latch wait time to 600 seconds before we assert

  Remove long latch hold which happened if we scanned long an index without finding any record visible to the current consistent read

  Add diagnostics to track why a semaphore creation failed on Windows ME

  The option (= default) innodb_fast_shutdown did not always make the shutdown quickly, fix that

   better documented

(Fixing of problem with ALTER TABLE on BDB tables)

Better fix for ALTER TABLE on BDB tables
(Both of the above fixes are already in 4.0)

into sinisa.nasamreza.org:/mnt/work/mysql

  Put 'last millisecond' test to make sure page checksum errors do not result from memory corruption in InnoDB
os0thread.c, configure.in:
  Make sure stack size in InnoDB threads in AIX is at least 32 kB

  Remove potential memory leak caused by redefined alloca, remove include of unistd.h to allow compilation on Windows

  Improved error message for out-of-sync frm files

  The lexer of InnoDB to 8-bit, it was 7-bit which made it crash on table names containing char codes > 127
pars0lex.l, pars0grm.y:
  Add InnoDB internal SQL interpreter grammar and lexer sources

 - Added 3.23.53 News section to the manual
 - Updated version number in configure.in to 3.23.53

  Add multithreaded stress tests for InnoDB
  new file

  In HP-UX-10.20 my_pthread_mutex_trylock erroneously returned 0 also in the case where the mutex was not acquired

  Fix an infinite recursion in my_pthread_mutex_trylock in HP-UX-10.20; the same bug is in the 4.0 tree