Enhancements

• Allow PHPUnit 7+ where available - Thanks @ramsey
• Changed the paginator to not call $paginator->getPaginate() in PhalconFrameworkPaginatorAdapter constructor - Thanks @niden
• Output an object for attributes when none are provided instead of an array in JsonApiSerializer - Thanks @BastianHofmann
• Include meta key for relationships in JsonApiSerializer - Thanks @rawaludin
• Allow self link to override defaults in JsonApiSerializer - Thanks @biggator
• Preserve numeric keys when converting Scopes to arrays by using array union instead of array_merge - Thanks @andrewtweber
• Output an object for links when none are provided instead of an array in ArraySerializer pagination - Thanks @basavind
• Allow arrays for field lists in $fractal->parseFieldsets() - Thanks @Flugger
• Add links for all available includes to JsonApiSerializer - Thanks @matt-allan