diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..1ca30b5
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,4 @@
+language: scala
+jdk: oraclejdk8
+script:
+- sbt +test
diff --git a/build.sbt b/build.sbt
index 0f4ad5c..c1a9503 100644
--- a/build.sbt
+++ b/build.sbt
@@ -2,19 +2,25 @@ name := "ascii-graphs"
 
 organization := "com.github.mdr"
 
-version := "0.0.6"
+version := "0.0.7-SNAPSHOT"
 
-scalaVersion := "2.12.1"
+scalaVersion := "2.12.3"
 
-crossScalaVersions := Seq("2.9.1", "2.9.2", "2.10.1")
+crossScalaVersions := Seq("2.10.6", "2.11.11", "2.12.3")
 
-scalacOptions ++= Seq("-deprecation")
+scalacOptions ++= Seq(
+  "-deprecation",
+  "-encoding",
+  "UTF-8",
+  "-feature",
+  "-unchecked"
+)
 
-javacOptions ++= Seq("-source", "1.6", "-target", "1.6")
 
-libraryDependencies += "org.scalatest" %% "scalatest" % "3.0.1" % "test"
-
-libraryDependencies += "org.scalacheck" %% "scalacheck" % "1.13.4" % "test"
+libraryDependencies ++= Seq(
+  "org.scalatest" %% "scalatest" % "3.0.1" % Test,
+  "org.scalacheck" %% "scalacheck" % "1.13.4" % Test
+)
 
 // Screen-sized dependency graph:
 // libraryDependencies += "org.vert-x" % "vertx-core" % "1.3.1.final"
@@ -27,7 +33,8 @@ EclipseKeys.eclipseOutput := Some("bin")
 
 import com.typesafe.sbt.SbtScalariform.ScalariformKeys
 
-ScalariformKeys.preferences <<= baseDirectory.apply { dir => 
+ScalariformKeys.preferences := {
+  val dir = baseDirectory.value
   scalariform.formatter.preferences.PreferencesImporterExporter.loadPreferences((dir / "formatterPreferences.properties").getPath)
 }
 
@@ -35,31 +42,35 @@ publishMavenStyle := true
 
 publishArtifact in Test := false
 
-publishTo <<= isSnapshot(
-  if (_) Some("snapshots" at "https://oss.sonatype.org/content/repositories/snapshots/") 
-  else   Some("releases" at "https://oss.sonatype.org/service/local/staging/deploy/maven2/"))
-
-pomExtra := {
-    <inceptionYear>2012</inceptionYear>
-    <url>http://github.com/mdr/ascii-graphs</url>
-    <licenses>
-      <license>
-        <name>MIT License</name>
-        <url>http://www.opensource.org/licenses/mit-license.php</url>
-        <distribution>repo</distribution>
-      </license>
-    </licenses>
-    <scm>
-      <url>git@github.com:mdr/ascii-graphs.git</url>
-      <connection>scm:git:git@github.com:mdr/ascii-graphs</connection>
-    </scm>
-    <developers>
-      <developer>
-        <id>mdr</id>
-        <name>Matt Russell</name>
-        <url>https://github.com/mdr/</url>
-      </developer>
-    </developers>
+publishTo :=  {
+  val nexus = "https://oss.sonatype.org/"
+  if (version.value.trim.endsWith("SNAPSHOT")) {
+    Some("snapshots" at nexus + "content/repositories/snapshots")
+  }
+  else {
+    Some("releases" at nexus + "service/local/staging/deploy/maven2")
   }
+}
+
+startYear := Some(2012)
+
+homepage := Some(url("http://github.com/mdr/ascii-graphs"))
+
+scmInfo := Some(
+  ScmInfo(
+    url("https://github.com/mdr/ascii-graphs"),
+    "scm:git:git@github.com:mdr/ascii-graphs.git"
+  )
+)
+
+developers +=
+  Developer(
+    "mdr",
+    "Matt Russell",
+    "MattRussellUK@gmail.com",
+    url("https://github.com/mdr/")
+  )
+
+licenses := Seq("MIT License" -> url("http://www.opensource.org/licenses/mit-license.php"))
 
 // scalacOptions in (Compile, doc) += "-diagrams"
diff --git a/project/build.properties b/project/build.properties
index 24be09b..406a7d2 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1,2 +1 @@
-sbt.version=0.13.13
-
+sbt.version=0.13.16
\ No newline at end of file
diff --git a/src/main/scala/com/github/mdr/ascii/common/Region.scala b/src/main/scala/com/github/mdr/ascii/common/Region.scala
index aefd372..c586580 100644
--- a/src/main/scala/com/github/mdr/ascii/common/Region.scala
+++ b/src/main/scala/com/github/mdr/ascii/common/Region.scala
@@ -57,7 +57,7 @@ case class Region(topLeft: Point, bottomRight: Point) extends Translatable[Regio
 
   def points: List[Point] =
     for {
-      row ← (topRow to bottomRow toList)
+      row ← (topRow to bottomRow).toList
       column ← leftColumn to rightColumn
     } yield Point(row, column)
 
diff --git a/src/main/scala/com/github/mdr/ascii/diagram/parser/DiagramImplementation.scala b/src/main/scala/com/github/mdr/ascii/diagram/parser/DiagramImplementation.scala
index 8d6c7f0..89b05dc 100644
--- a/src/main/scala/com/github/mdr/ascii/diagram/parser/DiagramImplementation.scala
+++ b/src/main/scala/com/github/mdr/ascii/diagram/parser/DiagramImplementation.scala
@@ -30,7 +30,7 @@ trait DiagramImplementation { self: DiagramParser ⇒
     val row = start.row
 
     def points: List[Point] =
-      for (column ← start.column to end.column toList)
+      for (column ← (start.column to end.column).toList)
         yield Point(row, column)
 
     val text: String = {
@@ -62,10 +62,10 @@ trait DiagramImplementation { self: DiagramParser ⇒
 
     def contentsRegion: Region = Region(topLeft.right.down, bottomRight.up.left)
 
-    val leftBoundary: List[Point] = for (row ← topLeft.row to bottomRight.row toList) yield Point(row, topLeft.column)
-    val rightBoundary: List[Point] = for (row ← topLeft.row to bottomRight.row toList) yield Point(row, bottomRight.column)
-    val topBoundary: List[Point] = for (column ← topLeft.column to bottomRight.column toList) yield Point(topLeft.row, column)
-    val bottomBoundary: List[Point] = for (column ← topLeft.column to bottomRight.column toList) yield Point(bottomRight.row, column)
+    val leftBoundary: List[Point] = for (row ← (topLeft.row to bottomRight.row).toList) yield Point(row, topLeft.column)
+    val rightBoundary: List[Point] = for (row ← (topLeft.row to bottomRight.row).toList) yield Point(row, bottomRight.column)
+    val topBoundary: List[Point] = for (column ← (topLeft.column to bottomRight.column).toList) yield Point(topLeft.row, column)
+    val bottomBoundary: List[Point] = for (column ← (topLeft.column to bottomRight.column).toList) yield Point(bottomRight.row, column)
 
     val boundaryPoints: Set[Point] = leftBoundary.toSet ++ rightBoundary.toSet ++ topBoundary.toSet ++ bottomBoundary.toSet
 
diff --git a/src/test/scala/com/github/mdr/ascii/layout/cycles/GraphReflowTest.scala b/src/test/scala/com/github/mdr/ascii/layout/cycles/GraphReflowTest.scala
index 732a9e5..27f0643 100644
--- a/src/test/scala/com/github/mdr/ascii/layout/cycles/GraphReflowTest.scala
+++ b/src/test/scala/com/github/mdr/ascii/layout/cycles/GraphReflowTest.scala
@@ -4,6 +4,8 @@ import org.scalatest.{FlatSpec, Matchers}
 import com.github.mdr.ascii.graph.Graph
 import com.github.mdr.ascii.util.Utils
 
+import scala.language.reflectiveCalls
+
 class GraphReflowTest extends FlatSpec with Matchers {
 
   reflowingGraph("""
diff --git a/src/test/scala/com/github/mdr/ascii/layout/layering/LongestDistanceToSinkTest.scala b/src/test/scala/com/github/mdr/ascii/layout/layering/LongestDistanceToSinkTest.scala
index 30c47ef..e78934a 100644
--- a/src/test/scala/com/github/mdr/ascii/layout/layering/LongestDistanceToSinkTest.scala
+++ b/src/test/scala/com/github/mdr/ascii/layout/layering/LongestDistanceToSinkTest.scala
@@ -3,6 +3,8 @@ package com.github.mdr.ascii.layout.layering
 import org.scalatest.{FlatSpec, Matchers}
 import com.github.mdr.ascii.graph.Graph
 
+import scala.language.reflectiveCalls
+
 class LongestDistanceToSinkTest extends FlatSpec with Matchers {
 
   distancesToSinks("""