CacheInterceptor: Replace URLConnection with URLSession
CacheInterceptor: Replace URLConnection with URLSession

bigyelow/rexxar-ios,douban/rexxar-ios,douban/rexxar-ios,bigyelow/rexxar-ios,daydayfree/rexxar-ios,bigyelow/rexxar-ios,douban/rexxar-ios,daydayfree/rexxar-ios,daydayfree/rexxar-ios