First update of many updates coming to the wall. Any future bugs or improvements please let me know and i'll happily implement them

- Pause Menu now pauses
- Options Menu added to Pause Menu
- AA now added to visuals
- Robots Repositioned
- Shop Layout Amended
- Plasma Rifle Recharge de-buffed
- Zombie health increase de-buffed
- Plasma Rifle Damage buffed
- Gunner Zombie Range De-Buffed
- Robots now focus on Special zombies over normal zombies
- Tank not attacking wall fixed
- Achievements not registering for special zombies fixed
- Wave issues due to horde master now fixed
- Gun audio cutting out now fixed

Hopefully these fixes will improve the game greatly. Happy playing!