v4.0.0

• c224786f - feat: update docs to match v4.
• 4c73dc66 - fix: add link in docs
• 2c5e13aa - fix: docs colors
• c4b42db0 - fix: lint
• 1530be70 - fix: doc linkts to api-token
• 1d71d01a - chore: fix typos
• bcc2d913 - fix: more docs
• 360defe6 - fix: update SDK examples
• 11de1780 - fix: Upgrade unleash-frontend to version 4.0.0-beta.5
• eb65f40a - 4.0.0-beta.6
• 18ebde2e - Add explanation of how to run multiple instances of Unleash to the Getting Started doc (#845)
• 8a9cb58f - chore(deps): bump hosted-git-info from 2.8.8 to 2.8.9 in /website (#843)
• 911fa351 - Refactor/update email (#848)
• ee1715d8 - fix: add migration (#847)
• 88048de6 - fix: upgrade unleash-frontend to version 4.0.0
• 9718b0fb - chore: update changelog
• d43a13ca - 4.0.0