Added some syntactic sugar
(cherry picked from commit ea22be2683b3c38f2761c27543ea0cd93be541d7)

Conflicts:
	src/main/scala/com/asimma/ScalaHadoop/MapReduceTaskChain.scala
Syntatic sugar
(cherry picked from commit 6d39e517e926db8bd53ecca957cc34ae176515c4)

Conflicts:
	src/main/scala/com/asimma/ScalaHadoop/IO.scala
Modified the mapper and the reducer so that they can work in a more idiomatic Scala way.
(cherry picked from commit af36e580a955c5bea14c6000b77c50be0f1e3edb)

Conflicts:
	src/main/scala/com/asimma/ScalaHadoop/Reducer.scala
	src/main/scala/net/renalias/scoop/examples/WordCount.scala