apps/graphics/slcd: With these changes the CSLcd class now compiles
successfully. Still untested.
apps/graphics/slcd: Finish off rendering. Hook into configuration and build system.
apps/graphics/nxglyphs: Add images that will eventually be used for clock icons
apps/graphics/slcd: Completes all CLcd methods except for rendering to the window.
apps/graphics/slcd: Add beginning of SLCD class.
Add ASCII to SLCD character mapping.
apps/graphics/slcd: Represent segments as runs rather than trapezoids. Trapezoids will be synthesized later.
A little more SLCD logic
apps/graphics/slcd: Flesh out more trapezoids in the decomposition.
