Add node modules and new code for release (#57)

Co-authored-by: taakleton <taakleton@users.noreply.github.com>

node_modules/underscore/cjs/reduceRight.js

@@ -0,0 +1,6 @@
+var _createReduce = require('./_createReduce.js');
+
+// The right-associative version of reduce, also known as `foldr`.
+var reduceRight = _createReduce(-1);
+
+module.exports = reduceRight;