Merge a major revamp of Lambda

Besides a few other minor retouches and additions, the biggest change is
that the theme now has a fixed color scheme of yellow, orange, and dark
magenta, and that many of the glossy graphics have been replaced by
flatter versions with subtle shadows.

Themes/default/BGAnimations/ScreenProfileSave overlay/default.lua

@@ -5,7 +5,7 @@ t[#t+1] = Def.ActorFrame {
 		Name="animation",
 		Texture="LoadScreen diamond 5x2.png",
 		InitCommand=function(self)
-			self:SetAllStateDelays(0.1):diffusealpha(1):diffuse(color("#95326F")):Center()
+			self:SetAllStateDelays(0.1):diffusealpha(1):diffuse(color("#981F41")):Center()
 		end,
 		OnCommand=function(self)
 			self:zoom(0):decelerate(0.25):zoom(0.5)