[translation][ja] add missing Japanese translation
[translation][ja] tweaks for Japanese translation
custom date and datetime formats in list
documentation
custom date and datetime formats in show
Merge pull request #1388 from 77web/translation-ja

[translation][ja] update Japanese translation file
Merge pull request #1390 from tiagojsag/list_date_format

Custom date and datetime formats in list
Fix revision layout
Fix deprecated call
Merge branch 'sonata/master'