Syntactical changes to make it Swift 4.2 friendly.#3

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PiotrPawlus wants to merge 1 commit intokunass2:masterfrom PiotrPawlus:syntax/swift_4_2

+7-9

Commits on Oct 2, 2018

Syntactic changes to make it Swift 4.2 friendly.
PiotrPawlus
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