Marking akka and spray as provided dependencies

Conflicts:
	examples/build.sbt
Fixing issue #8. Problems with the dependency declaration in the distribution pom.xml

Conflicts:
	README.md
	project/Common.scala
	spray-funnel/src/main/resources/pom_2.10.xml
	spray-funnel/src/main/resources/pom_2.11.xml
Fixing issue #8. Problems with the dependency declaration in the distribution pom.xml