Merge pull request #15 from shmed/master

Improve default user representation output (add quotes around strings)
Merge pull request #17 from shmed/master

Fix test to support Steps
Upgrade Scala version from 2.10.3-RC2 to 2.10.3
Improve toSource function
Finish converting tests

- unfortunately, they don't all pass, will be going through them to see why they are not passing
- fix some whitespace issues
- add test for string interpolation (because it fails) and remove string interpolation from other tests
Add boolean flag to disable buggy experimental steps feature
Fix bug with enable/disable steps

- Add bugs Specification
- continue updating tests
Continue fixing broken tests

- Add convenient mkStringNoEndsIfEmpty extension method
Finish fixing broken tests

- Add pendingUntilFixed markers in order to identify which tests are know to fail and should be fixed in the futur.
Add explicit sbt version
Add support for abstract class