added bumpers and an invisible sprites

the player can git hit by the bird the the bird with then fly away
Added boat and edge colliders for shark roaming bounds
tried to get the shark to swim and come back
Started from the bottom now the...
leftover changes
added positioning code
Got the spawner working
Merge branch 'the_fonz' into AJ_shark_beatdown
shark spawners working on both sides

change a lot of stuff
Merge branch 'AJ_shark_beatdown' into shark_beatdown
major update shark controller and spawner

it all kinda works for shark beating