add AirSuperiority0 game mode

- change constants back to simple code
[BF4] getPlayerPings optimized

- removed rcon command 'player.ping' ( individual query with 'player.ping' is better used in plugins)
- respect filter
- tests adapted to the new behavior
Merge pull request #129 from ozon/fixes/BF4_parser

[BF4] add "Air Superiority" game mode (DLC1 China Rising) and minor fixes regarding ping