Update to use sbt-gitbucket-plugin

Author: takezoe

.travis.yml

@@ -3,4 +3,4 @@ language: scala
 jdk:
 - oraclejdk8
 script:
-- ./build-gitbucket-plugin.sh
+- sbt test

build-gitbucket-plugin.sh

@@ -1,19 +1,5 @@
-val Organization = "io.github.gitbucket"
-val ProjectName = "gitbucket-notifications-plugin"
-val ProjectVersion = "1.4.0"
-val GitBucketVersion = Option(System.getProperty("gitbucket.version")).getOrElse("4.19.0")
-
-name := ProjectName
-organization := Organization
-version := ProjectVersion
+name := "gitbucket-notifications-plugin"
+organization := "io.github.gitbucket"
+version := "1.4.0"
 scalaVersion := "2.12.4"
-
-lazy val root = (project in file(".")).enablePlugins(SbtTwirl)
-
-libraryDependencies ++= Seq(
-  "io.github.gitbucket" %% "gitbucket"         % GitBucketVersion % "provided",
-  "javax.servlet"        % "javax.servlet-api" % "3.1.0"          % "provided"
-)
-
-scalacOptions ++= Seq("-feature", "-deprecation")
-useJCenter := true
+gitbucketVersion := "4.19.0"

build.sbt

@@ -1 +1 @@
-sbt.version=1.0.2
+sbt.version=1.0.4

project/build.properties

@@ -1 +1 @@
-addSbtPlugin("com.typesafe.sbt" % "sbt-twirl" % "1.3.12")
+addSbtPlugin("io.github.gitbucket" % "sbt-gitbucket-plugin" % "1.2.0")