Add node modules and compiled JavaScript from main (#57)

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

node_modules/@babel/plugin-syntax-optional-catch-binding/README.md

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+# @babel/plugin-syntax-optional-catch-binding
+
+> Allow parsing of optional catch bindings
+
+See our website [@babel/plugin-syntax-optional-catch-binding](https://babeljs.io/docs/en/next/babel-plugin-syntax-optional-catch-binding.html) for more information.
+
+## Install
+
+Using npm:
+
+```sh
+npm install --save-dev @babel/plugin-syntax-optional-catch-binding
+```
+
+or using yarn:
+
+```sh
+yarn add @babel/plugin-syntax-optional-catch-binding --dev
+```