backend/base.js
function(backend, name, options) {
        options = _.extend({keyPath: 'id'}, options || {});
        this.options = options;

        this.backend = backend;
        this.name = name;
        this.keyPath = this.options.keyPath;
    }
function(backend, name, options) {
        options = _.extend({keyPath: 'id'}, options || {});
        this.options = options;

        this.backend = backend;
        this.name = name;
        this.keyPath = this.options.keyPath;
    }
function ( backend , name , options ) { options = _ . extend ( { keyPath : 'id' } , options || { } ) ; this . options = options ; this . backend = backend ; this . name = name ; this . keyPath = this . options . keyPath ; }
Initialize the backend instance
@constructs
Initialize the backend instance