Added license header and removed @author tag

repl/src/main/scala/org/apache/spark/repl/SparkCommandLine.scala

+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package org.apache.spark.repl
 
 import scala.tools.nsc.{Settings, CompilerCommand}
@@ -6,8 +23,6 @@ import scala.Predef._
 /**
  * Command class enabling Spark-specific command line options (provided by
  * <i>org.apache.spark.repl.SparkRunnerSettings</i>).
- *
- * @author Luca Rosellini <luca@stratio.com>
  */
 class SparkCommandLine(args: List[String], override val settings: Settings)
     extends CompilerCommand(args, settings) {

repl/src/main/scala/org/apache/spark/repl/SparkRunnerSettings.scala

+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package org.apache.spark.repl
 
 import scala.tools.nsc.Settings
@@ -5,8 +22,6 @@ import scala.tools.nsc.Settings
 /**
  * <i>scala.tools.nsc.Settings</i> implementation adding Spark-specific REPL
  * command line options.
- *
- * @author Luca Rosellini <luca@stratio.com>
  */
 class SparkRunnerSettings(error: String => Unit) extends Settings(error){