Login Controller

This PR had only Login controller and views for him.
![login](https://cloud.githubusercontent.com/assets/9048513/4976940/bf1e8d04-68fb-11e4-8145-cea6eb02e150.jpg)
![registration](https://cloud.githubusercontent.com/assets/9048513/4976942/c04c79de-68fb-11e4-8020-fe2917d961c7.jpg)

follow convention similar like in php:
```js
$('div.navbar-collapse li').each(function () {
    if (this.getElementsByTagName("a")[0].href == location.href) {
        this.className = "active";
    }
});
```