Make player files saving again

src/environment.cpp

@@ -462,6 +462,7 @@ Player *ServerEnvironment::loadPlayer(const std::string &playername)
 			return NULL;
 		}
 		testplayer.deSerialize(is, path);
+		is.close();
 		if (testplayer.getName() == playername) {
 			*player = testplayer;
 			found = true;

src/player.cpp

@@ -314,6 +314,7 @@ void RemotePlayer::save(std::string savedir)
 			return;
 		}
 		testplayer.deSerialize(is, path);
+		is.close();
 		if (strcmp(testplayer.getName(), m_name) == 0) {
 			// Open file and serialize
 			std::ostringstream ss(std::ios_base::binary);