TODO.md

Todo

• Update README.md
• Create TODO.md
• Add the .is("...state") method for testing states, e.g. running, paused
• Use Cypress/Playwright to automate Demo tests
• Support events before, after, and during loop
• Fix inconsistencies with Web Animation API
• Make smaller and faster
• Automatically commitStyles
• Support non array values / ending values in animation properties
• Create more advanced tests
• Support advanced SVG properties
• Add a remove target method