demo 下载运行提示缺少头文件，重新添加后出现如下问题 #4
Description
Ld /Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Products/Debug-iphoneos/EZUIKitDemo.app/EZUIKitDemo normal arm64
cd /Users/ucar/Desktop/example
export IPHONEOS_DEPLOYMENT_TARGET=10.2
export PATH="/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin"
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -arch arm64 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS10.3.sdk -L/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Products/Debug-iphoneos -L/Users/ucar/Desktop/example/EZUIKit/EZOpenSDK -L/Users/ucar/Desktop/example/EZUIKit/Openssl/lib -L/Users/ucar/Desktop/example/EZUIKit/EZUIKit -F/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Products/Debug-iphoneos -filelist /Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/EZUIKitDemo.LinkFileList -Xlinker -rpath -Xlinker @executable_path/Frameworks -miphoneos-version-min=10.2 -dead_strip -Xlinker -object_path_lto -Xlinker /Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/EZUIKitDemo_lto.o -Xlinker -export_dynamic -Xlinker -no_deduplicate -fobjc-arc -fobjc-link-runtime -ObjC -framework AVFoundation -liconv -framework SystemConfiguration -framework MobileCoreServices -framework VideoToolbox -framework AudioToolbox -framework GLKit -framework CoreMedia -framework OpenAL -lEZOpenSDK -lstdc++ -lstdc++.6.0.9 -lEZUIKit -lcrypto -lssl -Xlinker -dependency_info -Xlinker /Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/EZUIKitDemo_dependency_info.dat -o /Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Products/Debug-iphoneos/EZUIKitDemo.app/EZUIKitDemo
duplicate symbol OBJC_CLASS$_MainViewController in:
/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/MainViewController-AEB8FF77D7EEFE7E.o
/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/MainViewController-C58D177CB7F0FF50.o
duplicate symbol OBJC_METACLASS$_MainViewController in:
/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/MainViewController-AEB8FF77D7EEFE7E.o
/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/MainViewController-C58D177CB7F0FF50.o
duplicate symbol OBJC_CLASS$_MainNavigationController in:
/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/MainViewController-AEB8FF77D7EEFE7E.o
/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/MainViewController-C58D177CB7F0FF50.o
duplicate symbol OBJC_METACLASS$_MainNavigationController in:
/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/MainViewController-AEB8FF77D7EEFE7E.o
/Users/ucar/Library/Developer/Xcode/DerivedData/EZUIKit-fjazodklyfnntuagqbdtkunbomeo/Build/Intermediates/EZUIKit.build/Debug-iphoneos/EZUIKitDemo.build/Objects-normal/arm64/MainViewController-C58D177CB7F0FF50.o
ld: 4 duplicate symbols for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)