Add full-screen mode for browser extensions
Add full-screen mode for browser extensions

We can enable the full-screen by followings:

```
<div class="console full-screen"></div>
```

tabislick/web-console,sh19910711/web-console,tabislick/web-console,eileencodes/web-console,rails/web-console,eileencodes/web-console,gsamokovarov/web-console,zBMNForks/web-console,eileencodes/web-console,tabislick/web-console,gsamokovarov/web-console,rails/web-console,zBMNForks/web-console,sh19910711/web-console,zBMNForks/web-console,rails/web-console,gsamokovarov/web-console,sh19910711/web-console,rails/web-console,zBMNForks/web-console,gsamokovarov/web-console,tabislick/web-console,eileencodes/web-console,sh19910711/web-console