0.3.1:
	* Add Subset class.

0.3.0:
	* Put labels in its own class.
	* Change type of labels to take a Proxy.

0.2.0:
	* Add "reflect" and "labels" functions.
	* Drop support for GHC <8.

0.1.2:
	* Add docs for "project" function.

0.1.1:
	* Add "project" function.

0.1.0:
	* Drop the convenience accessor #foo. Must use get #foo

0.0.0:
	* First version