Upgrade dependencies

Author: matei-radu

CHANGELOG.md

@@ -6,6 +6,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Changed
+- Bump `@ctrl/tinycolor` to version `3.1.2`.
+- Bump other devDependencies.
 
 ## [3.2.1] - 2020-05-17