Updated naming conventions for object structure, Added sidecar determination w/ comment
Updated naming conventions for object structure, Added sidecar determination w/ comment

nellh/bids-validator,Squishymedia/bids-validator,Squishymedia/BIDS-Validator,nellh/bids-validator,suyashdb/bids-validator,chrisfilo/bids-validator,nellh/bids-validator