format on compile && check formatting in traivs

Author: yaroot

.travis.yml

@@ -2,7 +2,7 @@ language: scala
 jdk:
 - oraclejdk8
 script:
-- sbt package
+- sbt scalafmtCheck scalafmtSbtCheck package
 - cp target/scala-*/*.jar .
 cache:
   directories:

build.sbt

@@ -1,6 +1,8 @@
-organization     := "gitbucket"
-name             := "gitbucket-pages-plugin"
-scalaVersion     := "2.12.4"
-version          := "1.7.0"
+organization := "gitbucket"
+name := "gitbucket-pages-plugin"
+scalaVersion := "2.12.4"
+version := "1.7.0"
 gitbucketVersion := "4.23.0"
 scalacOptions := Seq("-unchecked", "-deprecation", "-encoding", "utf8", "-feature")
+
+scalafmtOnCompile := true