Updating Slovak translation strings file.
DBManager: better handle for not supported constraint types (fix #7544)
DBManager: replace the deprecated Exception.message attribute
DBManager: fix 'Update Option' button behaviour (fix #7606)
do not destroy layers created outside the dialog (fix #7903)
Fix blending tests
pt_PT Translations
indentation update
fix 10a91b7fb on some platforms
translation gui  ja by minoura , tmizu23, nuimura, Arctictern265, yoichigmf
Merge pull request #613 from qgis-jp/for_pull_from_ja

translation gui  ja by minoura , tmizu23, nuimura, Arctictern265, yoichi...
Merge pull request #612 from SrNetoChan/master

pt_PT translations
added more japanese translators
update and some changes to basque language
added flag for bengali language
further dutch translations
addtion of Diethard to list of dutch translators
Merge pull request #615 from rduivenvoorde/nltranslation

Dutch translation
translation update: sv by Victor
Load extents from geometry_columns. Fix #7883