Feature: All built-in assets come now in pre-compiled form

 - And large ones are stored externally (in preparation of eventual binary purge from the git repo)

.gitignore

@@ -10,12 +10,19 @@ Dependencies
 Builds
 Data/Binaries
 Data/Settings.asset
+Data/.version
 Data/Engine/*
 !Data/Engine/.gitkeep
+!Data/Engine/Includes
+!Data/Engine/Shaders
 Data/Editor/*
 !Data/Editor/EmptyCSScriptText.txt
 !Data/Editor/EmptyShaderText.txt
 !Data/Editor/Layout.asset
+!Data/Editor/Includes
+!Data/Editor/Shaders
+Data/Raw
+Data/Examples
 Documentation/html
 /Build
 *.aps