fix when composite repo has no delegates
Update docs to point out the problem with range constraints for conflict links.
Merge pull request #2022 from webfactory/issue-2022

"conflict" does not work for non-trivial constraints
fixed Bitbucket's broken API
Merge pull request #2035 from xrstf/bitbucket-api-fix

fixed Bitbucket's broken API
Avoid throwing when checking for disk space, fixes #2039
Merge remote-tracking branch 'kriswallsmith/composite-repo-fix'
Add test assertion
Stop trying to bypass https since github does not and will not support non-https transports
Remove the http protocol from github-protocols, refs #1955
Fix tests