Jackson Release 2.9.3

Patch version of 2.9, not yet released.

Following fixes are included.

Changes, core

Streaming

Databind

• #1604: Nested type arguments doesn't work with polymorphic types

Changes, dataformats

Binary formats

• #114: (cbor) copyStructure(): avoid duplicate tags when copying tagged binary
• #116: (protobuf) Should skip the positive byte which is the last byte of an varint

Changes, other modules

Afterburner

• #33: @JsonSerialize with nullUsing option not working for String properties

JAXB Annotations

• #31: @JsonAppend causes 'IllegalStateException Unsupported annotated member' with JaxbAnnotationModule
• #32: Fix introspector chaining in JaxbAnnotationIntrospector.hasRequiredMarker()