Add node modules and compiled JavaScript from main (#172)

Co-authored-by: Oliver King <oking3@uncc.edu>

node_modules/underscore/modules/_toPath.js

@@ -0,0 +1,8 @@
+import _ from './underscore.js';
+import './toPath.js';
+
+// Internal wrapper for `_.toPath` to enable minification.
+// Similar to `cb` for `_.iteratee`.
+export default function toPath(path) {
+  return _.toPath(path);
+}