GFX3D: Fix bug where 3D would fail to render on big-endian systems. (Regression from commit c6a5740.) Cocoa Port: Fix a bunch of HUD coloring issues on PowerPC Macs. Also fix a display backlight intensity issue on big-endian systems. Cocoa Port: Whenever attempting to take a screenshot using the Screenshot Capture Tool, simply cancel the operation altogether if the target directory does not exist or is not writable. Cocoa Port: Fix some issues with the Screenshot Capture Tool. Fix potential crashing bug that may occur if the target directory
isn’t found when clicking the Take Screenshot button.
In the Display Layout dropdown panel, reposition the Display
Separation menu to be in the center section instead of in the leftmost
Cocoa Port: Change CommandAttributes, now renamed ClientCommandAttributes, to call a C function pointer instead of an Objective-C selector when dispatching its command function.