Issue #3 Newsletter bundle

* Migrated all data placed previously in UserBundle related to newsletter to new Bundle
* Deleted Customer element from NewsletterSubscription to uncouple both bundles
* Tested all Bundle
* Created entity definition with all mapping definition
Fixed all wrong formatted file phpdoc
Fixed test fixtures loading issue
Fixed main project dependencies
Issue #30 Added PasswordEventListener again
Issue #38 Fixed entity definition
Issue #38 Fixed banner instance in BannerFactory
Issue #38 Added media mapping data into Banner
Issue #38 Added media-bundle into banner-bundle
Removed partial repo in core
Closes #60 All phpunit.xml to phpunit.xml.dist and .gitinore files
Issue #52 [UserBundle] Add basic Address form type