Add ':transient => true' to default libnotify options
Add ':transient => true' to default libnotify options

This is a new feature in libnotify causing transitions to vanish after
they've been displayed.

guard/guard,garettarrowood/guard,pjump/guard,sideci-sample/sideci-sample-guard,baberthal/guard,sdgdsffdsfff/guard,100star/guard,ginkel/guard,yujinakayama/guard