#11 Allow choosing of popup timeout

[Alexey Torkhov]

Please add choice for selection of timeout for popups. It could be done like in mail-notification program - three choices:
* Desktop default
* Never
* After [ ] minutes [ ] seconds

[Craig Harding]

This has been added as a patch in the Patches section.

https://sourceforge.net/tracker/?group_id=144907&atid=760303