Adds logic to SoundAsset's load sound to 'nudge' the SFX system to load the required data for first use
Shifts SimSoundAssetEvent constructor to utilize assetId instead of raw asset so we can safely fail if for whatever reason we end up default constructor'ing blanks
Standardizes the shapeImage playList lookup a bit into a common function and ensures that on packet receive we force an update of the state's sound