Update README.md
Update README.md
Documentation: wrong script launching php's built-in web server
Added .htaccess file
Merge pull request #2 from grisendo/readme

Documentation: wrong script launching php's built-in web server
Merge pull request #3 from grisendo/htaccess

Added .htaccess file
Closes #1

* Also fixed some phpcs
[CartBundle] Disagregating prices in amount objects