Merge pull request #166 from richdougherty/register-driver-in-tests

Force H2 driver registration to fix SQLException in tests
Don't try to load untyped classes (e.g. anonymous functions) as DDL

This fixes reflection errors that occur when upgrading to Play
2.3.0-RC2. This fix should be safe to use for previous versions of
Play too.
upgrade to slick 2.0.1 and play 2.3.0-RC1
Upgrade to Play 2.3.0-RC2, Slick 2.0.2, Scala 2.10.4 and sbt 0.13.5-RC3

* Change samples' Build.scala files into Play 2.3 style build.sbt
  files.
* Root project doesn't need reference to Play plugin
* Use a trick to hide Specification's implicit ExecutionContext
Update plugin version information in readme