Change methods order in TimeGuard class - group them by functionality
Create new class managing system queries
Avoid trying saving settings after Admin logoff (text changes to empty and signal is emitted)
Improve debug messages
Possibility to add buttons in Messsages class.
Prepare enum values to deleting files functionality
Add button to deleting settings and log files
Display "Limit not set" message when limit is not set and "Restart" button has been clicked