Minor lint cleanups

Wasn't sure about the unused variable: `var defaultIssue = &JiraIssue{}`
let me know if that needs to stay there for some reason.  I built and
installed `jkl` and quick tests show things appear to still be working.

cmd/jkl/jkl.go

@@ -80,7 +80,7 @@ func getCmd(args []string, depth int) (Runner, error) {
 			}
 			args[0], args[1] = args[1], args[0]
 			return getCmd(args, depth+1)
-		} else {
+		}
 		// Swapping the first two args didn't help;
 		// this means it's a transition.
 
@@ -88,11 +88,11 @@ func getCmd(args []string, depth int) (Runner, error) {
 		// if err != nil {return nil, err}
 		// return tcmd, nil
 	}
-	}
 	return nil, ErrTaskSubCommandNotFound
 }
 
 var verbs = []string{"list", "create", "task", "edit", "comment", "edit-comment"}
+
 func init() {
 	sort.Strings(verbs)
 }