Merge pull request #140 from SethTisue/drop-old-2.11-versions

drop really ancient 2.11.x versions from the cross-build

Author: ktoso

.travis.yml

@@ -19,12 +19,6 @@ jdk:
   - oraclejdk8
 
 env:
-  - SCALA_VERSION=2.11.0
-  - SCALA_VERSION=2.11.1
-  - SCALA_VERSION=2.11.2
-  - SCALA_VERSION=2.11.3
-  - SCALA_VERSION=2.11.4
-  - SCALA_VERSION=2.11.5
   - SCALA_VERSION=2.11.6
   - SCALA_VERSION=2.11.7
   - SCALA_VERSION=2.11.8

build.sbt

@@ -50,12 +50,13 @@ lazy val defaults = Seq(
   organization := "com.typesafe.genjavadoc",
   scalaVersion := crossScalaVersions.value.last,
   crossScalaVersions := {
+    val earliest211 = 6
     val latest211 = 12
     val latest212 = 6
     val pre213 = List("M3")
     val skipVersions = Set("2.11.9", "2.11.10")
     val scala211Versions =
-      (0 to latest211)
+      (earliest211 to latest211)
         .map(i => s"2.11.$i")
         .filterNot(skipVersions.contains(_))
     ifJavaVersion(_ < 8) {