This also fixes a couple of warnings at places (out of order init for
instance) and a potential bug in the webflow credentials / qtkeychain
integration.
Signed-off-by: Kevin Ottens <kevin.ottens@nextcloud.com>
Update from commit 05ce8a23cdc12e825532dc6de06c267fb8d48b4f from
https://github.com/dragotin/QProgressIndicator
Which itself is forked from commit e5ba0fd09bfd43b067ee3646d70b294c7efcb558 from
upstream, with additional license header.
It was relicensed to MIT according to
14bb9d10e2
Relates to issues #5180 and #5184