Refactor datepicker to move calendar out#27

Draft

MrWook wants to merge 7 commits intomasterfrom

feat/append-to-body

Commits on Aug 21, 2020

refactor(calendar): move calendar in own component
MrWook
committed

Commits on Aug 31, 2020

feat(calendar): add props to add calendar to body
MrWook
committed

Commits on Sep 19, 2020

chore(popup): set fixed position for relativ position
MrWook
committed

Commits on Oct 5, 2020

chore(project): small fine tuning
MrWook
committed

Commits on Oct 7, 2020