(svn r10190) -Codechange: merged renderer and blitter to one single class API: blitter

-Codechange: introduced a hierachy of blitters to avoid a lot of code duplication
 Note: this allows much easier adding other types of video-drivers, like OpenGL

source.list

@@ -293,15 +293,20 @@ ai/trolly/shared.cpp
 ai/trolly/trolly.cpp
 
 # Blitters
+blitter/32bpp_base.cpp
+blitter/32bpp_base.hpp
 blitter/32bpp_simple.cpp
 blitter/32bpp_simple.hpp
+blitter/8bpp_base.cpp
+blitter/8bpp_base.hpp
 blitter/8bpp_debug.cpp
 blitter/8bpp_debug.hpp
 blitter/8bpp_optimized.cpp
 blitter/8bpp_optimized.hpp
 blitter/8bpp_simple.cpp
 blitter/8bpp_simple.hpp
-blitter/blitter.hpp
+blitter/base.hpp
+blitter/factory.hpp
 blitter/null.cpp
 blitter/null.hpp
 
@@ -314,15 +319,6 @@ spriteloader/png.hpp
 #end
 spriteloader/spriteloader.hpp
 
-# Renderer
-renderer/32bpp.cpp
-renderer/32bpp.hpp
-renderer/8bpp.cpp
-renderer/8bpp.hpp
-renderer/null.cpp
-renderer/null.hpp
-renderer/renderer.hpp
-
 # NewGRF
 newgrf.cpp
 newgrf_canal.cpp