Correct function braces alignement

As in the website:
- Classes and functions: opening brace returned
- Foreach, if, else… statements: opening brace inline
Add website ip to nelmio config
Add core bundle configuration parameters

Conflicts:
	app/config/config.yml
Change the videos directory.

Move any video file fixtures you may have created from web/uploads/videos to web/videos
Add symfony's console component

Run php composer.phar install.