Merge pull request #366 from cunei/wip-sbt10

Bump sbt to 1.0.4, update sbt-pgp

Author: rickynils

project/build.properties

@@ -1 +1 @@
-sbt.version=0.13.16
+sbt.version=1.0.4

project/plugin.sbt

@@ -1,6 +1,6 @@
 addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % "0.1.14")
 
-addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.0.0")
+addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.1.0")
 
 val scalaJSVersion =
   Option(System.getenv("SCALAJS_VERSION")).getOrElse("0.6.21")