Add total to PaginatedRepresentation, fix #143
Doc+Test overriding a collection xml root name
Merge pull request #149 from adrienbrault/gh-143

Add total to PaginatedRepresentation, fix #143
Merge pull request #150 from adrienbrault/gh-137

Doc+Test overriding a collection xml root name
fix test
update composer branch-alias

and fix cs
Checking on existence of class property before accessing it to avoid notice.
Merge pull request #155 from marco-jantke/hhvm-support-fix-property-access

Added check on property to avoid notices in HHVM.
Introduce RelationProviderInterface
Merge pull request #160 from megazoll/relation-provider-interface

Introduce RelationProviderInterface