Dependency warning when running ionic info

Your system information:

Cordova CLI: You have been opted out of telemetry. To change this, run: cordova telemetry on.
6.3.0

Ionic Framework Version: 2.0.0-beta.11
Ionic CLI Version: 2.0.0-beta.37
Ionic App Lib Version: 2.0.0-beta.20
ios-deploy version: 1.8.6
ios-sim version: 5.0.8
OS: Mac OS X El Capitan
Node Version: v6.3.1
Xcode version: Xcode 7.3.1 Build version 7D1014


Dependency warning - for the CLI to run correctly,
it is highly recommended to install/upgrade the following:

Please install your Cordova CLI to version >=4.2.0 npm install -g cordova


I am also receiving this message when running ionic serve

(node:4306) fs: re-evaluating native module sources is not supported. If you are using the graceful-fs module, please update it to a more recent version.