升级xcode7.0 第三方库不能用的解决方法（bitcode是什么鬼？）

‘/Users/**/Framework/SDKs/PolymerPay/Library/mobStat/lib**SDK.a(**ForSDK.o)’ does not contain bitcode. You must rebuild it with bitcode enabled (Xcode setting ENABLE_BITCODE), obtain an updated library from the vendor, or disable bitcode Framework/SDKs/PolymerPay/Library/mobSt