Bumped plugins to latest versions

Author: sksamuel

build.sbt

@@ -1,7 +1,6 @@
 import sbt._
 import sbt.Keys._
 import sbtrelease.ReleasePlugin.autoImport._
-import com.typesafe.sbt.pgp.PgpKeys
 import sbtcrossproject.CrossProject
 import sbtcrossproject.CrossType
 

project/plugins.sbt

@@ -1,8 +1,6 @@
-addSbtPlugin("org.scalastyle" %% "scalastyle-sbt-plugin" % "1.0.0")
+addSbtPlugin("com.jsuereth" % "sbt-pgp" % "2.0.1")
 
-addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.1.2")
-
-addSbtPlugin("com.github.gseitz" % "sbt-release" % "1.0.11")
+addSbtPlugin("com.github.gseitz" % "sbt-release" % "1.0.13")
 
 addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.0.0")