Fixed bug introduced with last ORDER BY optimization
Changed log position to longlong to avoid warnings.


Docs/manual.texi:
  Update for innobase
mysql-test/r/innobase.result:
  Fixed test cases
mysql-test/t/bdb.test:
  Removed not used tables
mysql-test/t/innobase.test:
  Fixed test cases
sql/field.h:
  Fixed bug introduced with last ORDER BY optimization
sql/ha_berkeley.cc:
  Fixed bug when index_init() was called twice.
sql/mysql_priv.h:
  Added option to not get stack trace (when using gdb)
sql/mysqld.cc:
  Added option to not get stack trace (when using gdb)
sql/slave.cc:
  Changed log position to longlong to avoid warnings.
sql/slave.h:
  Changed log position to longlong to avoid warnings.
sql/sql_parse.cc:
  Removed warnings
sql/sql_select.cc:
  Cleanups