Make OS X "Hide" command work correctly
Merge pull request #189 from CaesarSchinas/cmd-keys

Make OS X "Hide" command work correctly
Improve error handling on invalid S57 chart.000 load attempt.
Correct OpenGL keyboard pan rendering logic while hilight is enabled (FS#1570)
Improve overzoom fog effect color selection for dusk/night modes.
Correct OpenGL setup for Parallels virtual machine on Mac host (FS#1566)
Correct missing chart selector bar on some configurations
Remove superfluous repeated log message.
Correct "Zero_XTE" menu enumerator.
Establish minimum default font size for Windows platform only.
Correct OpenGL fog and highlight overlay double images.
Correct OpenGL fog and highlight overlay double images for Mac OSX.