monkeyYaml didn't split lines correctly leading to \r in resulting values. Fixes #295
additional test, tests should have unique names improve python style thx to arv
parseTestRecord.py: - recover from ImportError when YAML not defined - use monkeyYaml as backup monkeyYaml.py: - parser for subset of YAML used in test262 frontmatter test_monkeyYaml.py: - unit tests