Added NoteField board files.

Themes/default/Graphics/NoteField board/default.lua

@@ -0,0 +1,26 @@
+local filter_color= color("0.135,0.135,0.135,1")
+
+local args= {
+	Def.Quad{
+		InitCommand= function(self)
+			self:hibernate(math.huge):diffuse(filter_color)
+		end,
+		PlayerStateSetCommand= function(self, param)
+			local pn= param.PlayerNumber
+			local style= GAMESTATE:GetCurrentStyle(pn)
+			local alf= getenv("ScreenFilter"..ToEnumShortString(pn)) or 0
+			local width= style:GetWidth(pn) + 8
+			self:setsize(width, _screen.h*4096):diffusealpha(alf):hibernate(0)
+		end,
+	}
+}
+
+if GAMESTATE:GetCurrentGame():GetName() == "kb7" then
+	args[#args+1]= Def.Sprite{
+		Texture= "board.png", InitCommand= function(self)
+			self:y(_screen.cy):zoomy(_screen.h)
+		end,
+	}
+end
+
+return Def.ActorFrame(args)