Update podspec to pull in SSZipArchive directly
Update podspec to pull in SSZipArchive directly

This also eliminate the need to manually add libiconv and Security.framework.

plrthink/react-native-zip-archive,plrthink/react-native-zip-archive,plrthink/react-native-zip-archive,plrthink/react-native-zip-archive,plrthink/react-native-zip-archive,plrthink/react-native-zip-archive