Improve performance of OpenGL pattern rendering.
Improve quilt region calculations for highly irregular ENC coverage regions.
Correct OS X Dialog behavior on application switch/minimization.
Correct ChartBar right click context menu behavior.
Correct MSW compiler warnings.
Correct iENC quilt composition and rendering (FS#1561)
Merge remote-tracking branch 'upstream/master' into waypoint-rings
Implement four new Navionics non-standard S57 compatible objects.
Merge remote-tracking branch 'upstream/master' into waypoint-rings