v2.4.0

What's new

• Allow change of of toast heights – Fixes #133
• Fix infinite loop during unit testing 1dcb2f2 – (Thanks silvenon)
• Add testing setup 82afa93 – (Thanks silvenon)
• Restructure handlers for better memoization ec653ec
• Use MutationObserver for height changes 9eddc26

v2.3.0...v2.4.0-beta.0