Launch Sailbook when clicked on notifications even when not running

[DylanVanAssche]

Storeman launches even when closed while tapping on notifications. Check if Sailbook can do the same while being Harbour compatible.

[DylanVanAssche]

If we manage to run the QtWebkit in the background as a C++ component we can provide 100% in the background notifications (Harbour compatible): https://github.com/CODeRUS/background-application-example