Added counter for amount of pauses used

* Pause count is saved in replays and shown when viewing replay
* Old replays display ?? pauses
* Removed suspend on lose focus

tetris/modes/gamemode.lua

@@ -136,6 +136,8 @@ function GameMode:saveReplay()
 	replay["gamesettings"] = config.gamesettings
 	replay["secret_inputs"] = self.secret_inputs
 	replay["timestamp"] = os.time()
+	replay["pause_count"] = self.pause_count
+	replay["pause_time"] = self.pause_time
 	if love.filesystem.getInfo("replays") == nil then
 		love.filesystem.createDirectory("replays")
 	end