Kerem Sevencan keremciu

become active record migration expert (Rails 4.0.2)

workflow:

$ rails g model NameOfModel
    invoke  active_record
    create    db/migrate/YYYYMMDDHHMMSS_create_name_of_models.rb

	"use strict";

	var EventEmitter = require('events').EventEmitter;
	var CHANGE_EVENT = 'change';

	var breakpoints = [0, 768, 992, 1200, Infinity];
	var indexes;

	var getSize = function() {
	// http://stackoverflow.com/a/11744120/808657