Update slick version to 2.0.2
Update play version to 2.2.3
Update sbt version to 0.13.5
Don't try to load untyped classes (e.g. anonymous functions) as DDL

Backport from 0.7.x. Needed for Scala 2.10.4 update.
Update scala version to 2.10.4
Update github/freekh to github/playframework
Update publishing setup
Merge pull request #181 from pvlugter/0.6-bump-versions

Version bumps and publish setup for 0.6.x