Translated using Weblate (Polish)

Currently translated at 87.2% (912 of 1045 strings)

[CI skip]
Merge branch 'master' into bootstrap
Fix searching from a translation

Signed-off-by: Michal Čihař <michal@cihar.com>
Remove invalid markup

Signed-off-by: Michal Čihař <michal@cihar.com>
Reintroduce lock icon for locked translations

Signed-off-by: Michal Čihař <michal@cihar.com>
Bring back javascript lock updating

Signed-off-by: Michal Čihař <michal@cihar.com>
Simplify auto lock updating code

Signed-off-by: Michal Čihař <michal@cihar.com>
Datepicker in bootstrap

Signed-off-by: Michal Čihař <michal@cihar.com>