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

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

node_modules/underscore/modules/reduce.js

@@ -0,0 +1,5 @@
+import createReduce from './_createReduce.js';
+
+// **Reduce** builds up a single result from a list of values, aka `inject`,
+// or `foldl`.
+export default createReduce(1);