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

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

node_modules/underscore/cjs/defaults.js

@@ -0,0 +1,7 @@
+var _createAssigner = require('./_createAssigner.js');
+var allKeys = require('./allKeys.js');
+
+// Fill in a given object with default properties.
+var defaults = _createAssigner(allKeys, true);
+
+module.exports = defaults;