Implemented RightToLeft and Vertical TextDirections (Vertical is glitchy). Implemented Near, Far and Center TextAlignments. Improved support for word wrapping. Removed alpha blending from GL11TextOutputProvider.
Use subpixel antialiasing.
Implemented Glyph enumerator for TextBlock. GdiPlusGlyphRasterizer.Rasterize now reuses its Bitmap surface, if possible.