Some browsers don't support desktop notifications. Some people haven't allowed permissions
for humbug to have desktop notifications. This is a poor man's attempt at desktop notifications.
We are adding the bootstrap-notify package (http://nijikokun.github.io/bootstrap-notify/)
Resolves Trac #1336.
(imported from commit 6a54f7d1875e765dabd32d94ada8ebe4474a3d71)
acrefoot