TYPO3 Core

We should add the allowed date formats to the documentation.
https://docs.typo3.org/typo3cms/extensions/form/Config/proto/formElements/formElementTypes/DatePicker.html#properties-dateformat

d => Day of the month, 2 digits with leading zeros
D => A textual representation of a day, three letters
j => Day of the month without leading zeros
l => A full textual representation of the day of the week

F => A full textual representation of a month, such as January or March
m => Numeric representation of a month, with leading zeros
M => A short textual representation of a month, three letters
n => Numeric representation of a month, without leading zeros

Y => A full numeric representation of a year, 4 digits
y => A two digit representation of a year

Patch set 2 for branch master of project Packages/TYPO3.CMS has been pushed to the review server.
It is available at https://review.typo3.org/56978

Patch set 3 for branch master of project Packages/TYPO3.CMS has been pushed to the review server.
It is available at https://review.typo3.org/56978

Patch set 4 for branch master of project Packages/TYPO3.CMS has been pushed to the review server.
It is available at https://review.typo3.org/56978

Patch set 5 for branch master of project Packages/TYPO3.CMS has been pushed to the review server.
It is available at https://review.typo3.org/56978

Patch set 1 for branch TYPO3_8-7 of project Packages/TYPO3.CMS has been pushed to the review server.
It is available at https://review.typo3.org/56982