lib/Ext/platform/src/data/sync/CSV.js
function(config,callback,scope) {
		var changed= false;
		if (config) {
			config.config_id= 'csv';
			Ext.data.CSV.superclass.constructor.call(this, config);
			if (config.v) {
				this.v= [];
				this.do_add(config.v);
			}
		}
		if (this.v===undefined) {
			this.v= [];
			changed= true;
		}
		this.writeAndCallback(changed,callback,scope);
	}
function(config,callback,scope) {
		var changed= false;
		if (config) {
			config.config_id= 'csv';
			Ext.data.CSV.superclass.constructor.call(this, config);
			if (config.v) {
				this.v= [];
				this.do_add(config.v);
			}
		}
		if (this.v===undefined) {
			this.v= [];
			changed= true;
		}
		this.writeAndCallback(changed,callback,scope);
	}
array of change stamps