Failing test for web_url in course instance request
test description change instead of date change in course instances
Generate web_urls using new edition delegation

Will make tests fail - will fix later.
Fix artefact request tests
fix license tests
Merge branch 'master' of github.com:theodi/content_api into bugfix-web-urls

Conflicts:
	Gemfile.lock
Add tests for urls
Merge branch 'master' of github.com:theodi/content_api into bugfix-web-urls
Merge branch 'master' of github.com:theodi/content_api into bugfix-web-urls

Conflicts:
	test/requests/artefact_request_test.rb
	test/requests/licence_application_request_test.rb
Fix tests
Merge pull request #54 from theodi/bugfix-web-urls

Fix web URLs in content API