Move to next level of Scala

This is a new experiment with Shapeless 2.0.0, scalaz-contrib
and (eventually) Scala 2.11.
Prepared build for scalaz 7.1.0
Merge branch 'v0.2.3' of https://github.com/stefan-hoeck/efaUtil

Conflicts:
	project/Build.scala
	project/build.properties
fixed core