Post-merge fixes.


mysql-test/extra/binlog_tests/binlog.test:
  Binlog position change
mysql-test/extra/binlog_tests/binlog_insert_delayed.test:
  Binlog position change
mysql-test/extra/binlog_tests/ctype_cp932_binlog.test:
  Binlog position change
mysql-test/extra/binlog_tests/ctype_ucs_binlog.test:
  Binlog position change
mysql-test/extra/binlog_tests/mix_innodb_myisam_binlog.test:
  Binlog position change
mysql-test/r/binlog_row_binlog.result:
  Result change
mysql-test/r/binlog_row_ctype_ucs.result:
  Result change
mysql-test/r/binlog_row_insert_select.result:
  Result change
mysql-test/r/binlog_row_mix_innodb_myisam.result:
  Result change
mysql-test/r/ctype_cp932_binlog_row.result:
  Result change
mysql-test/r/flush_block_commit_notembedded.result:
  Result change
mysql-test/r/rpl_row_create_table.result:
  Result change
mysql-test/r/rpl_row_delayed_ins.result:
  Result change
mysql-test/t/binlog_row_mix_innodb_myisam.test:
  Binlog position change
mysql-test/t/rpl_row_create_table.test:
  Removing blinding of end_log_pos in SHOW BINLOG EVENTS output.
  Binlog position change.
sql/log_event.cc:
  Post-merge fixes.