Left: auto update, privacy and security, local storage box +
some minor things, like design fixes, codes like loadlang and
clearing of the local storage (box) and temp download folder.
Fixed possible crash in MediaView video player seek after clip error.
Fixed possible crash in native event filter on Windows.
Removed unused lng_stickers_add key.
When updating local online status from user action events we use
action timestamp, and ignoring events from getDifference, if no
timestamp is available for the specific action.
Couple of hidden actions added in Settings. Alpha version 0.9.54.
