tree 21ae5921aa9b9d9a7227c1a24dcc846d0a921967
parent 5b989104a589f25f2625d7531fbe41d3c38d428c
author Fabio Utzig <utzig@apache.org> 1504744694 -0300
committer Fabio Utzig <utzig@utzig.org> 1512487443 -0200

Fix review issues

- Use git options to remove last commit from list to verify.
- Check each line of a commit for a "Signed-off-by" line.
- Exit with error in the event of no commits in PR!

Signed-off-by: Fabio Utzig <utzig@apache.org>