[composer] Fix refresh HTML item always using cached copy (fix #11747)
Fix size scaling ignored for line symbology (fix #11751)
Fix map unit scale for simple line width not restored (fix #11181)
update ja translation
Merge pull request #1704 from qgis-jp/ts2.6.1

update ja translation for 2.6.1 release
last complete string update

Signed-off-by: Werner Macho <werner.macho@gmail.com>
norwegian update

Signed-off-by: Werner Macho <werner.macho@gmail.com>
updates for 2.6.1
translation update finnish

Signed-off-by: Werner Macho <werner.macho@gmail.com>
latvian update

Signed-off-by: Werner Macho <werner.macho@gmail.com>