Fix #153 Log and Error Notification System

Added a log window accessible through the help
menu. Added a widget to the Record status bar
that displays the latest high priority message
with a status icon to indicate the type of message.
WIP: Fixes #576 High/Low DPI Adapting

The Qt UI would change the size according to the logical DPI of the computer
Only Windows and Linux have been tested. (Should also work on Mac but have not tested).
Fit the log window. Fix the logo problem