Merge pull request #21 from fortressforever/features/ctf-security-timer

adds a timer on the HUD that reflects how long security is down for

maps/includes/base_shutdown.lua

@@ -53,6 +53,13 @@ function security_off( team )
 			clip:SetClipFlags({ClipFlags.kClipTeamBlue})
 		end
 	end
+	
+	-- add a timer for the security on HUD
+	if team == "red" then	
+		AddHudTimerToAll( "red_sec_timer", SECURITY_LENGTH, -1, button_red.iconx, button_red.icony + 15, button_red.iconalign )
+	else 
+		AddHudTimerToAll( "blue_sec_timer", SECURITY_LENGTH, -1, button_blue.iconx, button_blue.icony + 15, button_blue.iconalign )
+	end
 end
 
 -- called when security gets turned on (team is a string prefix, like "red")
@@ -75,6 +82,9 @@ function security_on( team )
 			clip:SetClipFlags(_G[clipname].clipflags)
 		end
 	end
+	
+	-- remove security timer
+	RemoveHudItemFromAll( team.."_sec_timer" )
 end
 
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