Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.

Bugs fixed:
- Bug #21468: InnoDB crash during recovery with corrupted data pages: XA bug?
- Bug #24299: Identifiers in foreign keys cannot contain U+0160, U+0360, ..., U+FF60
- Bug #24386: Performance degradation caused by instrumentation in mutex_struct
- Bug #24712: SHOW TABLE STATUS for file-per-table showing incorrect time fields


innobase/dict/dict0dict.c:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1030:
  branches/5.0: Replace isspace() with a wrapper ib_isspace(), because on
  Win32 isspace(0xa0) appears to hold.  (Bug #24299)
innobase/include/sync0rw.h:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1040:
  branches/5.0: Port r1039 from trunk:
  
  Port r1034 from branches/zip: Remove some instrumentation and reduce
  the output of SHOW MUTEX STATUS in non-debug builds.  (Bug #24386)
innobase/include/sync0sync.h:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1040:
  branches/5.0: Port r1039 from trunk:
  
  Port r1034 from branches/zip: Remove some instrumentation and reduce
  the output of SHOW MUTEX STATUS in non-debug builds.  (Bug #24386)
innobase/include/sync0sync.ic:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1040:
  branches/5.0: Port r1039 from trunk:
  
  Port r1034 from branches/zip: Remove some instrumentation and reduce
  the output of SHOW MUTEX STATUS in non-debug builds.  (Bug #24386)
innobase/log/log0recv.c:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1076:
  branches/5.0: Remove the unintentionally committed change to univ.i in r1075.
  Fix assertion failure sync0sync.c line 1239
  (the latter ut_error in sync_thread_reset_level())
  in crash recovery when UNIV_SYNC_DEBUG is enabled.
  
  
  Revision r1079:
  branches/5.0: recv_recovery_from_checkpoint_finish(): Add 1 sec delay
  before switching on the sync order checks in crash recovery, so that
  file I/O threads have time to suspend themselves.
innobase/srv/srv0start.c:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1075:
  branches/5.0: Fix assertion failure sync0sync.c line 1239
  (the latter ut_error in sync_thread_reset_level())
  in crash recovery when UNIV_SYNC_DEBUG is enabled.
  
  
  Revision r1077:
  branches/5.0: innobase_start_or_create_for_mysql(): Remove unnecessary delay
  now that we moved the setting sync_order_checks_on=TRUE to log0recv.c,
  to the start of the rollback phase in crash recovery.
innobase/sync/sync0rw.c:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1040:
  branches/5.0: Port r1039 from trunk:
  
  Port r1034 from branches/zip: Remove some instrumentation and reduce
  the output of SHOW MUTEX STATUS in non-debug builds.  (Bug #24386)
innobase/sync/sync0sync.c:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1040:
  branches/5.0: Port r1039 from trunk:
  
  Port r1034 from branches/zip: Remove some instrumentation and reduce
  the output of SHOW MUTEX STATUS in non-debug builds.  (Bug #24386)
innobase/trx/trx0roll.c:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1067:
  branches/5.0: trx_rollback_for_mysql(), trx_commit_for_mysql():
  Protect the creation of trx_dummy_sess with kernel_mutex.
  This error was introduced in r1046 and r1050.
  
  
  Revision r1050:
  branches/5.0: trx_rollback_for_mysql(): Fix the comment introduced in r1046.
  
  trx_commit_for_mysql(): Use the dummy trx->sess also for committing a prepared
  transaction in XA recovery, just in case our code would need the session
  object also in that case (does not seem to need it right now).
  
  
  Revision r1048:
  branches/5.0: trx_rollback_for_mysql(): Do not set trx->sess back to NULL.
  This bug was introduced in r1046.
  
  
  Revision r1046:
  branches/5.0: trx_rollback_for_mysql(): Ensure that trx->sess is non-NULL
  when calling trx_general_rollback_for_mysql().  This removes a segmentation
  fault when rolling back a prepared transaction in XA recovery.  (Bug #21468)
innobase/trx/trx0trx.c:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1067:
  branches/5.0: trx_rollback_for_mysql(), trx_commit_for_mysql():
  Protect the creation of trx_dummy_sess with kernel_mutex.
  This error was introduced in r1046 and r1050.
  
  
  Revision r1050:
  branches/5.0: trx_rollback_for_mysql(): Fix the comment introduced in r1046.
  
  trx_commit_for_mysql(): Use the dummy trx->sess also for committing a prepared
  transaction in XA recovery, just in case our code would need the session
  object also in that case (does not seem to need it right now).
sql/ha_innodb.cc:
  Applied innodb-5.0-ss1040 and innodb-5.0-ss1099 snapshots.
  
  Revision r1040:
  branches/5.0: Port r1039 from trunk:
  
  Port r1034 from branches/zip: Remove some instrumentation and reduce
  the output of SHOW MUTEX STATUS in non-debug builds.  (Bug #24386)
  
  
  Revision r1099:
  branches/5.0: Merge revision 1098 from trunk: Fix bug #24712: SHOW TABLE
  STATUS for file-per-table showing incorrect time fields