Fix Rune forecasting.

State.lua

@@ -1220,7 +1220,7 @@ local function forecastResources( resource )
                 remains[ e.resource ] = finish - e.next
                 e.next = e.next + step
 
-                if e.next > finish or step <= 0 or ( e.aura and state[ e.debuff and 'debuff' or 'buff' ][ e.aura ].expires < e.next ) then
+                if e.next > finish or step < 0 or ( e.aura and state[ e.debuff and 'debuff' or 'buff' ][ e.aura ].expires < e.next ) then
                     table.remove( events, 1 )
                 end
             end