Deprecations in v8, for removal in the future

[aaaaaa2493]

hs-test:

1. Replace DynamicTestingMethod with DynamicTest

hs-test-python:

1. Replace TestPassedException with TestPassed
2. Replace WrongAnswerException with WrongAnswer
3. Replace from hstest.exceptions.TestPassed with from hstest.exception.TestPassed
4. Replace from hstest.exceptions.WrongAnswer with from hstest.exception.WrongAnswer