Since http://typo3.org has been changed to https, adopt all links
in the core as well. Replace some outdated links to newer once
(if it could be replaced).

Resolves: #69989
Releases: master
Change-Id: I5d612b3b01cb75b613483649e8c754336c0fe516
Reviewed-on: http://review.typo3.org/43459


Reviewed-by: Andreas Fernandez <typo3@scripting-base.de>
Tested-by: Andreas Fernandez <typo3@scripting-base.de>
Reviewed-by: Josef Glatz <jousch@gmail.com>
Tested-by: Josef Glatz <jousch@gmail.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>