use latest Scala & sbt versions

Author: SethTisue

build.sbt

@@ -4,7 +4,7 @@ name := "collections"
 
 version := "0.1-SNAPSHOT"
 
-scalaVersion := "2.12.0-RC1"
+scalaVersion := "2.12.1"
 
 scalacOptions ++= Seq("-deprecation", "-unchecked")
 
@@ -15,7 +15,6 @@ fork in Test := true
 parallelExecution in Test := false
 
 libraryDependencies ++= Seq(
-  "org.scala-lang.modules" %% "scala-java8-compat" % "0.8.0-RC7",
+  "org.scala-lang.modules" %% "scala-java8-compat" % "0.8.0",
   "com.novocode" % "junit-interface" % "0.11" % "test"
 )
-

project/build.properties

@@ -1 +1 @@
-sbt.version=0.13.11
+sbt.version=0.13.13