COMPLETED 0.9

*new features*

- update stay indicator

- unit formations

- constructor

- blocks

  - damage enemies

  - don't collide (took a while to decide on this)

  - can capture

- player is now a car

- when a team loses its last hq, destroy all units on that team and set all structures on that team nuetral

- new units

  - artillery

    - rocket moves in parablolic arc

    - rocket faces direction its traveling

    - stops to shoot

    - spawns aoe area

  - spiders!

  - sniper

- bullets go to middle of structures

- when turning off structure, refund unit being built

- changing unit to build resets and refunds

- can change unit structures produce

- (!!!) units stop when attacking instead of always charging into their target

*bugs fixed*

- fix pressing tab in tutorial

- lighting got real messed up (shadow bias of 0 is not allowed)

- unit formation bugs (wowie took longer than the feature implimentation)

- can get stuck in controller menu

- units detector doesnt detect units that started inside

- damage areas now correctly do not friendly fire

- units stop attacking when told to follow sometimes

- make artillery able to capture

*tech debt*

lots of stuff was in 1 big file so i did good programming and broke it into more files

- refactor all structures

- unit detector types