Release 150710

Notification Display Fix for Chrome macOS 10.15

• Fixed notifications not displaying on macOS 10.15 Chrome when presist is enabled.
  • Due to limitations of macOS 10.15 notifications won't persistent now.
  • This is requireInteraction bug is noted by Chromium issue 1007418, Google is applying the same fix / workaround in Chrome 79.
    • Update: Google issue is now hidden, need to confirm if fixed in Chrome 79+ now.
    • See issue Chromium issue 1064641 which is a related issue.
  • PR #568
• Also fixed the same issue for Opera on macOS 10.14+
  • Opera bug report requireInteraction.