Sylvain Bellemare

From @r-marques in https://github.com/bigchaindb/cryptoconditions/pull/67#issuecomment-310113354: > We should cleanup conftest.py. There are a lot of constants and fixtures that are no longer being used.

From @r-marques in https://github.com/bigchaindb/cryptoconditions/pull/67#issuecomment-310113354: > I don't think we should expose methods like to/from asn1_dict/asn1_json since they are on the spec and are specific to different asn1 implementations. We should...

Duplicate tests under `tests/test_generated_valid_spec.py` The gist of the thing is that the test suite is parametrized, and a different version of it is not, to facilitate troubleshooting. One approach could...

see https://github.com/bigchaindb/cryptoconditions/pull/67#discussion_r123244753

see https://github.com/bigchaindb/cryptoconditions/pull/67#discussion_r123246766

see https://github.com/bigchaindb/cryptoconditions/pull/67#discussion_r123242994

see https://github.com/bigchaindb/cryptoconditions/pull/67#discussion_r123230856

see https://github.com/bigchaindb/cryptoconditions/pull/67#discussion_r123226706

see https://github.com/bigchaindb/cryptoconditions/pull/67#discussion_r123222127

see https://github.com/bigchaindb/cryptoconditions/pull/67#discussion_r123221791