Install Cordova, PhoneGap & Android SDK ahead of class

[stevengill]

@cyberwizardinstitute/participants,

Please install the requirements for tomorrows (Wed 21) workshop on building mobile apps! You can see the steps at https://github.com/cyberwizardinstitute/workshops/blob/master/cordova.md#requirements

Make sure to install cordova, phonegap and setup for android development.

Post any questions or problems you have here!