aws to 1.6.8, removed scalacheck
Merge remote-tracking branch 'rt/master'
upgraded aws-sdk 1,6.8, scalaz 7.0.5
move the ziparchive inside the org.megam.common.s3 package
sbt 0.13.1, util-zk 6.10
we need to serialize a keypair of Maps.
Some changes for message payload serialization