Hell's Spike Bot Boss Battle (WIP) 0.3

walk to the right of the board to fly right
walk to the left of the board to fly left

the board will auto land if you fall off

bombs stick to anything(walls,floor,objects) and retain there position until detonated
explosions are multi-layer

update 0.3
- gate with gun turret
- spike bot health bar
- added win(kill spike bot) lose(you die)
- fixed crash when board is on fire

F: launch bombs
G: detonate bombs

future improvements
- better spike bot AI
- big adventure bot fight AI
- ammo refill power ups for sticky bomb launcher