Red Alert CashTicks

Three options for cash ticks:
Extreme: current behavoir (every cash countdown tick is heard)
Normal: RedAlert countdown style (only one cash countdown tick every ~1 or 2 seconds)
Disabled: No cash tickdown or tickup is heard.

Thanks to Tirili for hints on the settings system.

mods/ra/chrome/settings.yaml

@@ -136,6 +136,17 @@ Background@SETTINGS_MENU:
 					Width:250
 					Height:20
 					Ticks:5
+				Label@SOUND_TICK_TYPE_LABEL:
+					X:0
+					Y:70
+					Text: Cash ticks
+				DropDownButton@CASH_TICK_TYPE:
+					X:100
+					Y:60
+					Width:250
+					Height:20
+					Font:Regular
+					Text:Extreme
 		Container@DISPLAY_PANE:
 			X:37
 			Y:100