Merge pull request #92 from cquiroz/v0.5.4-cldr31

Upgrade to scalajs 0.6.17 and setup next release version

Author: cquiroz

build.sbt

@@ -8,7 +8,7 @@ lazy val downloadFromZip: TaskKey[Unit] =
 
 val commonSettings: Seq[Setting[_]] = Seq(
   cldrVersion := "31",
-  version := s"0.5.3-cldr${cldrVersion.value}",
+  version := s"0.5.4-cldr${cldrVersion.value}",
   organization := "io.github.cquiroz",
   scalaVersion := "2.11.11",
   crossScalaVersions := Seq("2.10.4", "2.11.11", "2.12.2"),
@@ -26,6 +26,7 @@ val commonSettings: Seq[Setting[_]] = Seq(
     // Exclude CLDR files...
     _.filter(!_._2.contains("core"))
   },
+  useGpg                  := true,
   exportJars              := true,
   publishMavenStyle       := true,
   publishArtifact in Test := false,

project/plugins.sbt

@@ -1,9 +1,11 @@
-addSbtPlugin("org.scala-js" % "sbt-scalajs" % "0.6.16")
+addSbtPlugin("org.scala-js" % "sbt-scalajs" % "0.6.17")
 
 addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "1.1")
 
 addSbtPlugin("org.scalastyle" % "scalastyle-sbt-plugin" % "0.8.0")
 
+addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.0.0")
+
 // Dependencies for custom tasks
 libraryDependencies := {
   CrossVersion.partialVersion(scalaVersion.value) match {