Merge pull request #97 from prakhunov/fix/DBSessionRequest

Changed DBSessionRequest to inherit from WrappedRequest
bumping after release
bumping after release
fixing ambigous issues when using string and bodyparsers
Update README.md
Update README.md
Update README.md
updating examples to use classes and DAOs instead of objects
making vals to avoid reading config and creating a datasource each time a new connection is created
bumping versions
Update README.md
Update README.md
Update README.md
Update README.md
Update README.md
making lazy vals to avoid premeture initialization
Merge branch 'master' of github.com:freekh/play-slick
Update README.md
Update README.md
removed requirement on Application for the DBAction

Also:
- added test on new DBAction to demonstrate how to operate without any app
- refactored Config to contain config stuff and Database to only contain Database stuff
- fixed tests, that didn't make sense