Merge pull request #373 from eko/master

Fix API DoctrineORMSerializationType to be loaded only when using ORM
Fix typo

The word 'Adresse' has only one 'l' in french
Fix type in FOSUserBundle.fr.xliff

The word 'Adresse' has only one 'd' in french
Merge pull request #376 from bodrak/patch-2

Fix type in FOSUserBundle.fr.xliff
Merge pull request #375 from bodrak/patch-1

Fix typo in SonataUserBundle.fr.xliff
Added CONTRIBUTING.md file
Merge pull request #377 from Bladrak/contributing

Added CONTRIBUTING.md file
parameter in the wrong place

manager_type: orm # Can be orm for mongodb
 is wrong placed
Update SonataUserBundle.it.xliff

Italian translation
Merge pull request #380 from todstoychev/patch-2

parameter in the wrong place
Merge pull request #382 from lelledaniele/patch-1

Update SonataUserBundle.it.xliff
Review login/registration responsive template