sbt 1.3.0 released, 依赖管理从 ivy 变为 Coursier

[SabaPing]

##主要更新为:

• out-of-box Coursier library management
• IO improvements
• super shell
• experimental ClassLoader layering

"Combined together we hope these features will improve the user experience of running your builds."

详细 release note

[hantsy]

ivy 早应该改掉了。Gradle 以前也是用 Ivy。