update dependencies

app/node_modules/buffer-alloc-unsafe/index.js

@@ -0,0 +1,17 @@
+function allocUnsafe (size) {
+  if (typeof size !== 'number') {
+    throw new TypeError('"size" argument must be a number')
+  }
+
+  if (size < 0) {
+    throw new RangeError('"size" argument must not be negative')
+  }
+
+  if (Buffer.allocUnsafe) {
+    return Buffer.allocUnsafe(size)
+  } else {
+    return new Buffer(size)
+  }
+}
+
+module.exports = allocUnsafe