Add mima exclude, fix scaladoc wording.

Author: Marcelo Vanzin

core/src/main/scala/org/apache/spark/deploy/history/ApplicationHistoryProvider.scala

@@ -30,15 +30,14 @@ private[spark] case class ApplicationHistoryInfo(
 private[spark] abstract class ApplicationHistoryProvider {
 
   /**
-   * This method should return a list of applications available for the history server to
-   * show.
+   * Returns a list of applications available for the history server to show.
    *
    * @return List of all know applications.
    */
   def getListing(): Seq[ApplicationHistoryInfo]
 
   /**
-   * This method should return the application UI.
+   * Returns the Spark UI for a specific application.
    *
    * @param appId The application ID.
    * @return The application's UI, or null if application is not found.
@@ -51,7 +50,7 @@ private[spark] abstract class ApplicationHistoryProvider {
   def stop(): Unit = { }
 
   /**
-   * Returns configuration data to be shown in the HS home page.
+   * Returns configuration data to be shown in the History Server home page.
    *
    * @return A map with the configuration data. Data is show in the order returned by the map.
    */

project/MimaExcludes.scala

@@ -34,7 +34,10 @@ object MimaExcludes {
     val excludes =
       SparkBuild.SPARK_VERSION match {
         case v if v.startsWith("1.1") =>
-          Seq(MimaBuild.excludeSparkPackage("graphx")) ++
+          Seq(
+            MimaBuild.excludeSparkPackage("deploy"),
+            MimaBuild.excludeSparkPackage("graphx")
+          ) ++
           Seq(
             // We made a mistake earlier (ed06500d3) in the Java API to use default parameter values
             // for countApproxDistinct* functions, which does not work in Java. We later removed