Changed --replace to --replace_result in mysqltest

Changed errmsg -> my_errmsg (portability issue)
Fixed that mysqlbinlog writes SET TIMESTAMP before all queries
Fixed comments in default my.cnf files


Docs/manual.texi:
  Updated information about character sets
client/mysqladmin.c:
  Added missing help text
client/mysqltest.c:
  Changed --replace to --replace_result to not conflict with SQL replace command
include/my_sys.h:
  change errmsg -> my_errmsg (portability issue)
libmysql/errmsg.c:
  change errmsg -> my_errmsg (portability issue)
myisam/mi_cache.c:
  Changed seek+read to pread
myisam/mi_check.c:
  Fix bug that caused myisamchk to be very slow under some specific error conditions
myisam/mi_dynrec.c:
  cleanup
myisam/myisamchk.c:
  Write out value of checksum
myisam/myisamdef.h:
  cleanup
mysql-test/r/backup.result:
  Fixed the case where backup caused different error messages
mysql-test/r/bdb.result:
  Added new test case
mysql-test/r/fulltext.result:
  Fix for new CREATE TABLE format
mysql-test/t/backup.test:
  Use --replace_result and --send
mysql-test/t/bdb.test:
  New test case
mysql-test/t/status.test:
  Use --send
mysys/errors.c:
  change errmsg -> my_errmsg (portability issue)
mysys/my_error.c:
  change errmsg -> my_errmsg (portability issue)
mysys/typelib.c:
  Only accept full type names
sql/derror.cc:
  change errmsg -> my_errmsg (portability issue)
sql/ha_berkeley.cc:
  Fixed bug when using key parts that could be NULL
sql/log_event.cc:
  Log SET TIMESTAMP before all queries
sql/mysqlbinlog.cc:
  Incremented version number
sql/mysqld.cc:
  change errmsg -> my_errmsg (portability issue)
  Always accept --skip-gemeni, --skip-bdb and --skip-innobase
sql/slave.cc:
  cleanup
sql/sql_base.cc:
  cleanup
sql/sql_db.cc:
  cleanup
support-files/my-huge.cnf.sh:
  Remove usage of # at end of line
support-files/my-large.cnf.sh:
  Remove usage of # at end of line
support-files/my-medium.cnf.sh:
  Remove usage of # at end of line
support-files/my-small.cnf.sh:
  Remove usage of # at end of line

libmysql/errmsg.c

@@ -78,5 +78,5 @@ const char *client_errors[]=
 
 void init_client_errs(void)
 {
-  errmsg[CLIENT_ERRMAP] = &client_errors[0];
+  my_errmsg[CLIENT_ERRMAP] = &client_errors[0];
 }