swift-cordova-demo
https://www.youtube.com/watch?v=eTV-tNzWxGc
https://www.youtube.com/watch?v=M6Q6ak7UfvQ
cordova+native swift
https://www.youtube.com/watch?v=6_Gq_SwpNwg
https://github.com/phonegap/phonegap-webview-ios/blob/master/Podfile_sample

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