The previous Bonus Tools (2014 & 2015) appear to have been included.
BT2016
What’s New?
* Edit -> Duplicate Mesh as Reference
* Edit -> Paint Duplicate on Object
* Display -> Toggle XRay Per Mesh / Surface
* Display -> Orthographic Control
* Display -> Set Background / Grid to Classic
* Create -> Mesh Locator
* Create -> Separator on Shelf
* Modify -> Move Curve Pivot(s) to First CV
* Modify -> Edge Segment Snapping
* Modeling -> Combine and Copy Last Pivot
* Modeling -> Slide Edge Loop and Preserve UVs
* UV Editing -> Checker Pattern Size
* Rigging -> Toggle Parallel Evaluation
* Rigging -> Toggle GPU Acceleration
* Rigging -> Toggle OpenSubdiv + OpenCL for Selected
* Rigging -> GPU Acceleration Status: Currently Supported
* Rigging -> GPU Acceleration Status: Check Selected
* Rigging -> GPU Acceleration Status: Check All Deformers
* FX -> Bifrost Memory Usage
* FX -> Bifrost Batch Simulation
* Rendering -> Assign New Material for Each Selected
* Rendering -> Turtle: Render Image Sequence
* Help -> Go to Bonus Tool Install Location
What’s been updated?
* Display -> Display Control
* Window -> Attribute Collection
* Modify -> Isometric Shear
* UV Editing -> Auto Unwrap UV’s Tool
* UV Editing -> Rotate UVs Around Last Selected
* UV Editing -> Flip UVs Horizontally Across Last Selected
* UV Editing -> Flip UVs Vertically Across Last Selected
What’s been moved into Maya proper?
* Modeling -> Bevel Around Faces