[JENKINS-19456] Publish artifacts as documents.
[JENKINS-19456] Added tests for publishing artifacts as documents.
[JENKINS-19456] Not to set timeout for WebClient used in tests.
[JENKINS-19456] Improved sending response codes.
[JENKINS-19456] There is a case that a zip file does not contain entries for directories.
Merge pull request #3 from ikedam/feature/JENKINS-19456_ArtifactsDocLinks

[JENKINS-19456] Publish artifacts as documents.