Fix thread-related bug when doing DROP TABLE
Fix bug in RENAME TABLE on windows


Docs/manual.texi:
  Changelog
client/mysqldump.c:
  Quote names to SHOW CREATE
mysql-test/t/range.test:
  Test case for range bug
sql/lock.cc:
  Fix thread-related bug when doing DROP TABLE
sql/sql_base.cc:
  Fix thread-related bug when doing DROP TABLE
sql/sql_rename.cc:
  Fix bug in RENAME TABLE on windows