paweldac 436dbad8c6 Remove std::iterator inheritance from multi_span (#591) ...

In C++17 std::iterator is marked duplicated. Added handwritten usigs for traits.

2017-11-28 07:15:34 -08:00

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gsl

Remove std::iterator inheritance from multi_span (#591)

2017-11-28 07:15:34 -08:00