Rename server => modules

modules/client/utils/formatNumber.js

@@ -0,0 +1,12 @@
+function formatNumber(n) {
+  const digits = String(n).split("");
+  const groups = [];
+
+  while (digits.length) {
+    groups.unshift(digits.splice(-3).join(""));
+  }
+
+  return groups.join(",");
+}
+
+module.exports = formatNumber;