testing version of multiple projectiles

example xml, note the s on particle_s_ value
<projectile value="true">
				<particle value="true" path="particle_proj.xml"/>
				<particles value="true">
					<particle-file path="particle_proj1.xml"/>
					<particle-file path="particle_proj2.xml"/>
				</particles>
				<sound enabled="false"/>
</projectile>

and feel free to fix the wrong intendation i did in the unit_updater for random reasons :-D