Restore maintainer, further clean up sbt

build.sbt

@@ -165,9 +165,11 @@ lazy val packagingSettings = Seq(
     ("./version docker" !!).trim
   },
   (defaultLinuxInstallLocation in Docker) := "/marathon",
+  maintainer := "Mesosphere Package Builder <[email protected]>",
   dockerCommands := {
-    // kind of a work-around; we want our mesos install and jdk install to come earlier so that Docker can cache them
-    val (prefixCommands, restCommands) = dockerCommands.value.splitAt(2)
+    // kind of a work-around; we need our chown /marathon command to come after the WORKDIR command, and installation
+    // commands to preceed adding the Marthon artifact so that Docker can cache them
+    val (prefixCommands, restCommands) = dockerCommands.value.splitAt(3)
 
     // Notes on the script below:
     //