Working FiAcCreateProjectile

The Action is not deleted. Need to work on that.
Trying to handle fire event

We need to delete terminated FiAc and add a way to handle the FiAc
returned by the SpAc
Change game config (a little)
Solved action executions in Field and Sprite

With auto deletion for Field
minor change
Fire Projectiles from Player working.

Not fond of the projectile position at the bottom of the player but
whatever.
Commentaires
Reduce proj size and increase speed
Merge pull request #17 from Bernardstanislas/FirahProjectilse

Firah projectilse