[Core] Added CSBill Core Bundle
[Core] Added 'app_name' to global configuration
[User] Moved routing to yml file
[Core] Update routing to use standardized names, and removed _internal route
[User] Removed the password_compat lib

Removed the password_compat lib so application can be compatible with
at least php 5.3.3.
Also check if application is running on php 5.5, then use built-in
password hash api
[Install] Re-factored install service to have method to check if application is installed.

Re-factored install service to have method to check if application is
installed. This allows us to check if the application is installed from
anywhere in the application instead of just the request listener (Like
the install controller, so that the installer cannot be run once the
application is already installed)
[Install] Throw exception when running the installer and application is already installed
[User] Update user password field to allow longer strings
[User] Removed invalid fields when serializing entity
[User] Extend the single column layout in the CSBillCoreBundle
[User] Added url for dashboard to the top nav on the login page
[User] Move login block to be more centred and bit bigger
[User] Update login to use consistend tags and spacing for blocks
[Core] Update parameters.yml to use default database name