Update Scala 3.x to 3.0.0-RC2 and Scala 2.13.x to 2.13.5

Author: plokhotnyuk

.gitignore

@@ -1,5 +1,6 @@
 # Sbt
 target/
+.bsp
 
 # Idea
 .idea/

build.sbt

@@ -99,18 +99,24 @@ lazy val `rtree2d-core` = crossProject(JVMPlatform, JSPlatform)
   .settings(commonSettings)
   .settings(publishSettings)
   .settings(
-    libraryDependencies ++= Seq(
-      "org.scalatest" %%% "scalatest" % "3.2.4-M1" % Test,
-      "org.scalatestplus" %%% "scalacheck-1-15" % "3.2.4.0-M1" % Test
-    )
+    libraryDependencies ++= (CrossVersion.partialVersion(scalaVersion.value) match {
+      case Some((2, 11)) => Seq(
+        "org.scalatest" %%% "scalatest" % "3.2.3" % Test,
+        "org.scalatestplus" %%% "scalacheck-1-15" % "3.2.3.0" % Test
+      )
+      case _=> Seq(
+        "org.scalatest" %%% "scalatest" % "3.2.7" % Test,
+        "org.scalatestplus" %%% "scalacheck-1-15" % "3.2.7.0" % Test
+      )
+    })
   )
   .jsSettings(
-    crossScalaVersions := Seq("2.13.3", scalaVersion.value, "2.11.12"),
+    crossScalaVersions := Seq("2.13.5", scalaVersion.value, "2.11.12"),
     scalaJSLinkerConfig ~= (_.withModuleKind(ModuleKind.CommonJSModule).withESFeatures(_.withUseECMAScript2015(false))),
     coverageEnabled := false // FIXME: No support for Scala.js 1.0 yet, see https://github.com/scoverage/scalac-scoverage-plugin/pull/287
   )
   .jvmSettings(
-    crossScalaVersions := Seq("3.0.0-M3", "2.13.3", scalaVersion.value, "2.11.12")
+    crossScalaVersions := Seq("3.0.0-RC2", "2.13.5", scalaVersion.value, "2.11.12")
   )
 
 lazy val `rtree2d-coreJVM` = `rtree2d-core`.jvm