== Version 2.1 ==
_Release date - Apr 20, 2018_

  * New feature: support for LHaloTree format
  * New feature: support for Amiga Halo Finder format

== Version 2.0.2 ==
_Release date - Feb 16, 2018_

  * Enhancement: significantly improved i/o for ytree frontend

== Version 2.0 ==
_Release date - Aug 07, 2017_

This is significant overhaul of the ytree machinery.

  * New feature: tree building and field i/o now occur on-demand.
  * New feature: support for yt-like derived fields that can be
	defined with simple functions.
  * New feature: support for yt-like alias fields allowing for universal
	field naming conventions to simplify writing scripts for multiple
	data formats.
  * New feature: support for analysis fields which allow users to save the
	results of expensive halo analysis to fields associated with each
	halo.
  * New feature: all fields in consistent-trees and Rockstar now fully
	supported with units.
  * New feature: an optimized format for saving and reloading trees for
	fast field access.
  * Enhancement: significantly improved documentation including a guide to
	adding support for new file formats.

== Version 1.1 ==
_Release date - Jan 12, 2017_

  * New feature: New, more yt-like field querying syntax for both arbors
	and tree nodes.
  * Enhancement: Python3 now supported.
  * Enhancement: More robust unit system with restoring of unit registries
	from stored json.
  * Enhancement: Added minimum radius to halo sphere selector.
  * Enhancement: Replaced import of yt for specific imports of all
	required functions.
  * Enhancement: Added ytree logger.
  * Bugfix: Allow non-root trees to be saved and reloaded.
  * Bugfix: Fix bug allowing trees that end before the final output.
  * Docs updated and API reference docs added.

== Version 1.0 ==
_Release date - Sep 26, 2016_
