Add reflog message to TagCommand

Ensure we update the reflog when tagging.

Change-Id: I3f4a4d68cbfc62d2276e3a47e3e3720f02cb2522
Signed-off-by: Chris Aniszczyk <caniszczyk@gmail.com>

org.eclipse.jgit/src/org/eclipse/jgit/api/TagCommand.java

@@ -145,6 +145,7 @@ public class TagCommand extends GitCommand<RevTag> {
 					RefUpdate tagRef = repo.updateRef(refName);
 					tagRef.setNewObjectId(tagId);
 					tagRef.setForceUpdate(forceUpdate);
+					tagRef.setRefLogMessage("tagged " + name, false);
 					Result updateResult = tagRef.update(revWalk);
 					switch (updateResult) {
 					case NEW: