Bumped Scala and NetLogo versions

Author: ERSUCC

build.sbt

@@ -7,9 +7,9 @@ isSnapshot := true
 Compile / javaSource := baseDirectory.value / "src" / "main"
 javacOptions ++= Seq("-g", "-deprecation", "-Xlint:all", "-Xlint:-serial", "-Xlint:-path", "-encoding", "us-ascii", "--release", "11")
 
-scalaVersion := "2.12.12"
+scalaVersion := "2.13.16"
 Test / scalaSource := baseDirectory.value / "src" / "test"
 scalacOptions ++= Seq("-deprecation", "-unchecked", "-Xfatal-warnings", "-feature", "-encoding", "us-ascii", "-release", "11")
 
-netLogoVersion := "6.3.0"
+netLogoVersion := "7.0.0-internal1"
 netLogoClassManager := "SampleExtension"