Merge trift2.:/MySQL/M40/upward-4.0

into  trift2.:/MySQL/M41/push-4.1


mysys/my_read.c:
  Auto merged
scripts/make_binary_distribution.sh:
  Null merge, because "--platform" is already a real argument in 4.1
support-files/MySQL-shared-compat.spec.sh:
  Null merge, because the 4.1 version already uses two digits
  for "version40" and "version41".