Cliqz 1.28.2 and Cliqz 1.29.0

This version support next settings:
CaptivePortal
ExtensionUpdate
NetworkPrediction
DefaultDownloadDirectory
DownloadDirectory
FirefoxHome
LocalFileLinks
NewTabPage
PromptForDownloadLocation
SearchSuggestEnabled
SanitizeOnShutdown (Selective)
SupportMenu
Preferences

And starting Cliqz 1.29.0:
ExtensionSettings

First release, Cliqz 1.27 browser

v1.0

Do not support plist yet (must be tested before publish to the wild)