xcode9之Command /bin/sh failed wi

/Users/lx/Desktop/MyLibrary/iphone/MyLibrary/Pods/UMengSocialCOM/Umeng_SDK_Social_iOS_ARM64_5.2.1/UMSocial_Sdk_5.2.1/SocialSDKXib/UMSCommentDetailController.xib:global: error: Compiling IB documents for earlier than iOS 7 is no longer supported. [12]
/* com.apple.ibtool.warnings */
/Users/lx/Desktop/MyLibrary/iphone/MyLibrary/Pods/UMengSocialCOM/Umeng_SDK_Social_iOS_ARM64_5.2.1/UMSocial_Sdk_5.2.1/SocialSDKXib/UMSCommentDetailController.xib: warning: Internationalization is not available when compiling for targets before iOS 6.0

这个问题是升级xcode9之后打包原来的OC项目遇到的问题，解决方法：
找到pods-> UMengSocial->Resources-所有的xib改成你自己项目支持的最低的ios系统版本