Updated Arabic translation
Use privacy service for everything

- Just tested superficial
- Nothing optimed (cached)
- No conversion for existing restrictions yet
Merge pull request #1117 from waleedhassan/patch-9

Updated Arabic translation
Updated changelog
Usage data for category and method
Clear app settings on import, fix duplicate exported entries
Privacy manager optimalizations
Bring back a better version of caching
Remove debug logging
Remove Android usage data setting
Log version from when upgrading
Fix restriction caching for UI
Enforce permissions in privacy service
Fix performance of usage data
Partically fix performance of getRestrictions
Write meta data from activity main
Log meta data write
Update usage data in the background
Updated Vietnamese translation string
Remove fallback restrictions