Revert "add tree based routing"

This reverts commit 770c41be8bb3dc686910c140b3969e04f74ecccd.

Signed-off-by: Mikolaj Szabo <savingprivateblue@gmail.com>

Conflicts:
	src/main/scala/examples/example1.scala
tree based routing used in a new example file

Signed-off-by: Mikolaj Szabo <savingprivateblue@gmail.com>