Release v2.1.1

Daily measurements

cli

Release

Fix bugs

Release after major refactoring

Merge pull request #233 from jovandeginste/fix-legacy-keys

fix: add function to get filename of workout

Merge pull request #232 from jovandeginste/remove-legacy

chore: remove legacy attributes

Merge pull request #221 from jovandeginste/changelog

Update changelog

Merge pull request #213 from jovandeginste/ignore-changelog

Exclude some commits from the changelog