update support iOS version to iOS 8.0; remove characters on Swift4#11

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looseyi wants to merge 2 commits intocezheng:masterfrom looseyi:master

+34-23

Commits on Mar 30, 2018

update support iOS version to iOS 8.0; remove characters on Swift4
looseyi
committed

Commits on Aug 15, 2018

update project mach-o type static library
looseyi
committed