Add placeholders for a few more verbs
migrate interpreter object to decent coding std
migrate server to decent coding std. Note mixed use of _ for member variables and not using _ for module dependencies
remove redundant function
migrate artefact to decent coding standard - update all references to artefact to properly handle change in standard (e.g. attributes no longer being public) = this is a huge potentially breaking change that isn't backed by tests. Need to thoroughly test!