4 Extend tag feature of release jobs:
5 Extend release-yaml schema files to allow git_tag entry.
6 Extend lf-build-with-parameters-maven-release macro with GIT_TAG.
8 detect and use optional git_tag string.
9 detect and reject an existing lightweight tag that blocks
10 push of a gpg-signed tag.
11 change GERRIT_HOST to GERRIT_URL in method for obtaining LF
12 umbrella project to allow testing in the sandbox.
13 rename function from tag to tag-gerrit-repo.
14 simplify tests for presence of Jenkins parameter values
15 show more details about steps as INFO statements
16 Include schema file contents into documentation; remove the copies.