* working version

* fix text

* combine test files

* move private funcs to bottom

* ErrInvalidType should ignore interfaces

* replace MarshalOnePayload w/ MarshalPayload; fix bug w/ node merge()

* minor tweaks; address a couple comments

* decompose unmarshalNode() to smaller funcs; unmarshal should go from top-level to embedded

* deep copy the node when passing relation/sideloaded notes to unmarshal()

* add some comments and do some additional cleanup

* add test uses annotationIgnore

* implement support for struct fields that implement json.Marshaler/Unmarshaler

* add additional test that compares marshal/unmarshal behavior w/ standard json library

* add support for pointer embedded structs

* Revert "implement support for struct fields that implement json.Marshaler/Unmarshaler"

This reverts commit deeffb7.

…zation/deserilization.

…e primary annotation fields.

* fix TestEmbededStructs_nonNilStructPtr; bug on loop w/ (multiple) embedded structs; should just continue on success

* fix TestMarshal_duplicatePrimaryAnnotationFromEmbeddedStructs; fix order of processing of visitModelNode

…ailing tests that are related to the handling of duplicate embedded struct fields.

…ere an Outer struct had an attr field and an embedded field provided a field with the same attr name.

Feature/embeded structs