porting of repl to scala-2.10

project/SparkBuild.scala

project/plugins.sbt

repl/src/main/scala/spark/repl/Main.scala

repl/src/main/scala/spark/repl/SparkExprTyper.scala

repl/src/main/scala/spark/repl/SparkILoop.scala

repl/src/main/scala/spark/repl/SparkILoopInit.scala

repl/src/main/scala/spark/repl/SparkIMain.scala

repl/src/main/scala/spark/repl/SparkISettings.scala

repl/src/main/scala/spark/repl/SparkImports.scala

repl/src/main/scala/spark/repl/SparkJLineCompletion.scala

repl/src/main/scala/spark/repl/SparkJLineReader.scala

repl/src/main/scala/spark/repl/SparkMemberHandlers.scala

run