Build for Scala 2.13.0-RC1

[Atry]

• Scala
• Scala.js
• Scalaz
• ScalaTest
• sde - Build for Scala 2.13-RC1 sde#2
• Extractor.scala - Upgrade Scala to 2.13.0-RC1 Extractor.scala#11
• Q.scala - https://repo1.maven.org/maven2/com/thoughtworks/q/q_2.13.0-RC1/
• ScalaTags - https://repo1.maven.org/maven2/com/lihaoyi/scalatags_2.13.0-RC1/