function aliases() {
	var out;
	var i;

	out = {};
	for ( i = 0; i < NS.length; i++ ) {
		out[ NS[ i ].path ] = NS[ i ].alias;
	}
	return out;
}
Returns an object mapping package identifiers to aliases.

@private
@returns {Object} object mapping package identifiers to aliases

@example
var list = aliases();