Added destroy method that calls BaseSound destroy method
Added destroy method that calls BaseSound destroy method

BeanSeed/phaser,photonstorm/phaser,spayton/phaser,pixelpicosean/phaser,TukekeSoft/phaser,BeanSeed/phaser,rblopes/phaser,mahill/phaser,TukekeSoft/phaser,mahill/phaser,photonstorm/phaser,TukekeSoft/phaser,englercj/phaser,spayton/phaser