Bugfixes and a few improvements#1

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arboriginal wants to merge 6 commits intoclstrm:masterfrom

arboriginal:master

Commits on Nov 29, 2018

Bugfixes and a few improvements
arboriginal
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Fix slots of accept / deny buttons
arboriginal
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Improvements
arboriginal
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Commits on Nov 30, 2018

Improvements
arboriginal
committed
Add a configurable sound for deny action
arboriginal
committed

Commits on Dec 1, 2018

Fix permission rules.exempt
arboriginal
committed