Update sbt to 1.0.2

Author: stringbean

build.sbt

@@ -42,6 +42,3 @@ lazy val root = project
     ghpagesNoJekyll := true
   )
   .enablePlugins(ScalaUnidocPlugin, GhpagesPlugin)
-
-useGpg := true
-usePgpKeyHex("B19D7A14F6F8B3BFA9FF655A5216B5A5F723A92D")

project/build.properties

@@ -1 +1 @@
-sbt.version=0.13.16
+sbt.version=1.0.2

project/plugins.sbt

@@ -1,16 +1,16 @@
 // code style
-addSbtPlugin("org.scalastyle" %% "scalastyle-sbt-plugin" % "0.9.0")
-addSbtPlugin("org.scoverage" % "sbt-scoverage" % "1.5.0")
-addSbtPlugin("com.lucidchart" % "sbt-scalafmt" % "1.10")
-addSbtPlugin("de.heikoseeberger" % "sbt-header" % "3.0.1")
+addSbtPlugin("org.scalastyle" %% "scalastyle-sbt-plugin" % "1.0.0")
+addSbtPlugin("org.scoverage" % "sbt-scoverage" % "1.5.1")
+addSbtPlugin("com.lucidchart" % "sbt-scalafmt" % "1.12")
+addSbtPlugin("de.heikoseeberger" % "sbt-header" % "3.0.2")
 
 // dependency management
 addSbtPlugin("com.timushev.sbt" % "sbt-updates" % "0.3.1")
 
 // artifact publishing
 addSbtPlugin("org.foundweekends" % "sbt-bintray" % "0.5.1")
-addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.0.0")
+addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.1.0")
 
 // documentation
 addSbtPlugin("com.eed3si9n" % "sbt-unidoc" % "0.4.1")
-addSbtPlugin("com.typesafe.sbt" % "sbt-ghpages" % "0.6.2")
+addSbtPlugin("com.typesafe.sbt" % "sbt-ghpages" % "0.6.2")