Better options for Real Time DPS

- Removed 'Real Time DPS' from the time measure dropdown.
- Added "Show 'Real Time' DPS" toggle to show real time dps while in combat.
- Added "Order Bars By Real Time DPS" toggle to order bars by the amount of real time dps.
- Added "Always Use Real Time in Arenas" toggle to always use real time dps in Arenas.
- Added .last_dps_realtime to player actors, caches the latest real time dps calculated.

frames/window_main.lua

@@ -148,7 +148,7 @@ function Details:RefreshScrollBar(x) --x = amount of bars being refreshed
 	if (self.update) then
 		self.update = false
 		self.v_barras = true
-		return Details:EsconderBarrasNaoUsadas(self)
+		return Details:HideBarsNotInUse(self)
 	end
 end