Retrofit 2.0.1 发布，Android 的 REST 客户端

Retrofit 2.0.1 发布了。改进相关日志：

• New: Support OkHttp's HttpUrl as a @Url parameter type.

• New: Support iterable and array @Part parameters using OkHttp's MultipartBody.Part.

• Fix: Honor backpressure in Observables created from the RxJavaCallAdapterFactory.

下载地址：https://github.com/square/retrofit/releases/tag/parent-2.0.1