Jackson Release 2.9.1

Patch version of 2.9, released on [NOT YET RELEASED].

Following fixes are included.

Changes, core

Streaming

Databind

• #1705: Non-generic interface method hides type resolution info from generic base class
• #1725: NPE In TypeFactory. constructParametricType(...)

Changes, dataformats

Binary formats

• #102: [ion] Make IonValueModule public for use outside of IonValueMapper