Merge pull request #23 from git-harry/master

Fix error when commit body blank.
Adding key for Andy
Merge pull request #25 from andymcc/sprint

Adding key for Andy
Add jenkins-git-rally-notify-issue script
Merge pull request #26 from andymcc/sprint

Add jenkins-git-rally-notify-issue script
set executable
Merge pull request #27 from andymcc/sprint

set executable
Clicking is better than copy+paste.