TASK-26: Add sound effects and music
Merge pull request #41 from nickoram/master

TASK-28: Add fire and deploy buttons to LevelScreen
Merge pull request #40 from doagz/TASK-26

TASK-26: Add sound effects and music
TASK-29: Added box colliders to map walls
TASK-30: add rectangles to GameObjects for use in colision detection
Merge pull request #42 from doagz/TASK-29

TASK-29: Added box colliders to map walls
Merge pull request #43 from tdyer-aio/topic/task-30

TASK-30: add rectangles to GameObjects for use in colision detection
TASK-31/TASK-32: render map and fix player movement

- load and render tile map
- have camera follow player
- fix player movement so it's possible to move around the map
Merge pull request #44 from nathanmyles/TASK-31

TASK-31/TASK-32: render map and fix player movement
TASK-25: Send Vehicle Position Reports
Merge pull request #46 from DanLatimer/topic/TASK-25

TASK-25: Send Vehicle Position Reports
TASK-33: Create NewProjectileEvent
Merge pull request #47 from DanLatimer/topic/TASK-33

TASK-33: Create NewProjectileEvent
MISC: Fix some graphic sprites
Merge pull request #48 from doagz/MISC-fixsprites

MISC: Fix some graphic sprites
TASK-34: Add ability to draw guns
Merge pull request #49 from tdyer-aio/topic/task-34

TASK-34: Add ability to draw guns
TASK-33 get both tanks displaying, zoom out
Merge pull request #50 from DanLatimer/topic/TASK-33

TASK-33 get both tanks displaying, zoom out
TASK-35: Clean hack for send position event