Add a Credits menu. Fixes #2864.

mods/ra/chrome/credits.yaml

@@ -0,0 +1,33 @@
+Background@CREDITS_PANEL:
+	Logic:CreditsLogic
+	X:(WINDOW_RIGHT - WIDTH)/2
+	Y:(WINDOW_BOTTOM - 400)/2
+	Width:400
+	Height:450
+	Children:
+		Label@CREDITS_TITLE:
+			Width:PARENT_RIGHT
+			Y:20
+			Height:25
+			Font:Bold
+			Align:Center
+			Text:Credits
+		ScrollPanel@CREDITS_DISPLAY:
+			X:15
+			Y:50
+			Width:PARENT_RIGHT - 30
+			Height:345
+			Children:
+				Label@CREDITS_TEMPLATE:
+					X:8
+					Height:16
+					VAlign:Top
+		Button@BACK_BUTTON:
+			X:PARENT_RIGHT - 180
+			Y:PARENT_BOTTOM - 45
+			Width:160
+			Height:25
+			Text:Close
+			Font:Bold
+			Key:escape
+

mods/ra/chrome/mainmenu.yaml

@@ -23,7 +23,7 @@ Container@MAINMENU:
 			X:(WINDOW_RIGHT - WIDTH)/8
 			Y:(WINDOW_BOTTOM - HEIGHT)/2
 			Width:250
-			Height:555
+			Height:605
 			Logic:MainMenuButtonsLogic
 			Children:
 				Label@MAINMENU_LABEL_TITLE:
@@ -83,16 +83,23 @@ Container@MAINMENU:
 					Height:35
 					Text:Replay Viewer
 					Font:Bold
-				Button@MAINMENU_BUTTON_ASSET_BROWSER:
+				Button@MAINMENU_BUTTON_CREDITS:
 					X:45
 					Y:430
 					Width:160
 					Height:35
+					Text:Credits
+					Font:Bold
+				Button@MAINMENU_BUTTON_ASSET_BROWSER:
+					X:45
+					Y:480
+					Width:160
+					Height:35
 					Text:Asset Browser
 					Font:Bold
 				Button@MAINMENU_BUTTON_QUIT:
 					X:45
-					Y:480
+					Y:530
 					Width:160
 					Height:35
 					Text:Quit

mods/ra/mod.yaml

@@ -68,6 +68,7 @@ ChromeLayout:
 	mods/ra/chrome/ingame-observerstats.yaml
 	mods/ra/chrome/mainmenu.yaml
 	mods/ra/chrome/settings.yaml
+	mods/ra/chrome/credits.yaml
 	mods/ra/chrome/lobby.yaml
 	mods/ra/chrome/color-picker.yaml
 	mods/ra/chrome/map-chooser.yaml