Changelog for valida-base

Unreleased changes

0.2.0

• Change infix precedence of <??> from 6 to 0.
• Allow base dependency to be 4.12 and above.
• Constraint smallcheck dependency to be at least 1.2.0.
• General additions and improvements to metadata.

0.1.1

General fixes to metadata files.

0.1.0

Initial release.