Fixed API dependencies
Merge pull request #492 from Bladrak/api

Fixed API dependencies
Update composer.json to respect psr4
Update autoload.php.dist
Update autoload.php.dist
Updated dependencies
Merge pull request #493 from Bladrak/updateComposer

Updated dependencies
Added serializer handlers
Merge pull request #497 from sylvaindeloux/master

Added serializer handlers
Fixed serialization
Merge pull request #498 from sylvaindeloux/master

Fixed serialization
Improved doc formatting
Merge pull request #499 from Bladrak/doc

Improved doc formatting
Update creating_a_provider_class.rst

Update type hinting from Media to MediaInterface.
Update creating_a_provider_class.rst
Merge pull request #500 from desarrolla2/patch-1

Update creating_a_provider_class.rst
[documentation] improve Sphinx support
Added POST Gallery API controller
Fixed Gallery validation
Merge pull request #506 from sylvaindeloux/master

Added POST Gallery API + Fixed validation