Kill Enemies goal functionality
Bug Fix

Fix bullets/shooting when enemy is big ( Bullets stop because of the
size, they are fired from the inside of the avatar)
Fastend hero inverting - Bullet direction bug fix

-Fix bullet direction change, on left or right key down-
Now the hero controlls more fast, ARCADE FEELING.
And bullets directly fire at the right side (also on a super small key
press, direction change)