Parses a bake call signature (extract filepath and arguments)
function parseSignature( signature ) {
			var match;
			var result;

			// trim whitespace from signature otherwise reqular expression test may fail
			signature = signature.trim();

			if( match = signatureRegex.exec( signature ) ) {
				result = {
					includePath: match[ 1 ],
					attributes: match[ 2 ],
					signature: signature
				};
			} else {
				result = {
					includePath: "",
					attributes: signature,
					signature: signature
				};
			}

			return result;
		}