Moving to node_modules folder to make easier to upgrade

trying to move from Bootstrap 3 to Bootstrap 5

node_modules/individual/index.js

@@ -0,0 +1,18 @@
+var root = typeof window !== 'undefined' ?
+    window : typeof global !== 'undefined' ?
+    global : {};
+
+module.exports = Individual
+
+function Individual(key, value) {
+    if (root[key]) {
+        return root[key]
+    }
+
+    Object.defineProperty(root, key, {
+        value: value
+        , configurable: true
+    })
+
+    return value
+}