DefaultWsdl11Definition should throw exceptions when given an empty suffix [SWS-382]

[gregturn]

Arjen Poutsma opened SWS-382 and commented

The DefaultWsdl11Definition silently ignores empty suffixes set on it, which results in weird behavior.

This should throw an exception, because it is invalid use.

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Referenced from: commits 0973f37

[gregturn]

Arjen Poutsma commented

Closing issues in 1.5.3