gistfile1.js

// this 

    AeroGear.crypto.getRandomValue = function() {
        var random = new Uint32Array( 1 );
        crypto.getRandomValues( random );
        return random[ 0 ];
    };
    
// can now be 

    AeroGear.Crypto = function() {
    ...
    
        this.getRandomValue = function(){ ... }
    
    ...
    }
    
    
// then this https://github.com/abstractj/aerogear-js/blob/b5ba4227a40985f9346db02fd523e7a05ea6c39c/src/crypto/aerogear.crypto.js#L18
// can be a local variable

    // Local Variables
    var privateKey, publicKey, IV;
    
// and then https://github.com/abstractj/aerogear-js/blob/b5ba4227a40985f9346db02fd523e7a05ea6c39c/src/crypto/aerogear.crypto.js#L75 could be simplified, perhaps