add types to gitignore
Merge branch 'master' into soundhandler
Start sound load system
Change call to intro menu music
Code to play sound effects

Still need to do volume
Pass sound handler down to weapons
Add laser sound to player laser
NPC SMG Sound
NPC Sniper Sound
NPC Rocket Sound
Tank Blast Sound
Merge branch 'soundhandler'
Merge branch 'master' of https://github.com/jhaslowh/CS426