Add a mock exercise and several tests to check ExerciseTemplated
Merge branch 'master' into add-tests-exercisetemplated
Edit the python code generating functions
Edit to specify the types of error tested
Merge branch 'master' into add-tests-exercisetemplated
Fix python tests about execution errors
Add tests to verify if the exercise's solution passes and a wrong code not
Merge branch 'master' into add-tests-exercisetemplated
Debug SimpleExercise's scala entity
Add a test to check if a code making the world equals to the answer one but raising an exception afterward fails
Add an entry about tests into the ChangeLog
Merge pull request #370 from oster/add-tests-exercisetemplated

Add tests to check ExerciseTemplated's behavior