Merge pull request #191 from SethTisue/drop-sbt-0.13

drop sbt 0.13 from crossbuild

Author: SethTisue

build.sbt

@@ -8,7 +8,7 @@ startYear := Some(2011)
 homepage := scmInfo.value map (_.browseUrl)
 scmInfo := Some(ScmInfo(url("https://github.com/sbt/sbt-git"), "scm:git:git@github.com:sbt/sbt-git.git"))
 
-crossSbtVersions := List("0.13.17", "1.1.5")
+crossSbtVersions := List("1.3.13")
 
 enablePlugins(GitVersioning, SbtPlugin)
 git.baseVersion := "1.0"

project/build.properties

@@ -1 +1 @@
-sbt.version=1.5.1
+sbt.version=1.5.5