Adding some bundle

Adding yui compressor
MopaBootstrapBundle
To learn how to integrate bootstrap css to a symfony 2 project
Restructuring base view

Have to work more on it
Changing strategy integration of boostrap twitter

After failing to use MopaBootstrapBundle i preferd to use the bootstrap
of twitter with lessphp
I will retry another time in an other projet.
Importing the bootstrap file in the base view

Use assetic :
php app/console assetic:dump
before using the project.
Adding Css class to the main file

Using a basic interface with a simple header and a footer