Merge pull request #54 from rasii/platesChange

Fix issue when changing airport to <Nearest> and it doesn't have plates.
Ensure the distance tape display paint object is left aligned. The status line text "Simulation" or "GPS Lost" messages were right aligning the paint object causing the text to shift left by 2 characters.
changed prefs from Ron
The display string for "Instrumentation" needs to come from the resource string file.