- got binary working for any size input ! cx_oracle works fine,
it was my fault as BINARY was being passed and not BLOB for
setinputsizes (also unit tests werent even setting input sizes).
- auto_setinputsizes defaults to True for Oracle, fixed cases where
it improperly propigated bad types.
- got mysql to have "format" as default paramstyle even if mysql module not available, allows unit tests
to pass in non-mysql system for [ticket:457]. all the dialects should be changed to pass in their usual
paramstyle.