Add comments to packagesGetWaiting() reply handling
Add comments to packagesOrder() reply handling
Add missing markup to comment for packagesGetWaiting() reply handling
Add missing markup to comment for packagesGetSent() reply handling
Add comments to addressbookGetList() reply handling
Add comments to addressbookAdd() reply handling
Add missing comments to Core::setDefaultSettings()
Add missing comments to Core::checkSettingsValidity()
Fix bug introduced with 7ca44459