upgrade Scala (to 2.13.0-M3) and sbt (to 0.13.17)

SethTisue · SethTisue · commit d3d88fc90ef8 · 2018-02-01T14:21:12.000-08:00
the main thing here is the Scala bump, sbt is just gravy
diff --git a/build.sbt b/build.sbt
@@ -3,7 +3,7 @@ import ScalaModulePlugin._
 version in ThisBuild := "0.1.3-SNAPSHOT"
 
 scalaVersionsByJvm in ThisBuild := {
-  val v213 = "2.13.0-M2"
+  val v213 = "2.13.0-M3"
   Map(
     8 -> List(v213 -> true),
     9 -> List(v213 -> false))
diff --git a/project/build.properties b/project/build.properties
@@ -1 +1 @@
-sbt.version=0.13.16
+sbt.version=0.13.17
