Fix last_err value in MysqlDatabase::nextid()
Fix last_err value in sqlitedataset.cpp
guilib: Fix CGUIListGroup::MoveRight()
Merge pull request #5281 from maksqwe/db_error_value_fix

Dbwrappers return error value fix
Merge pull request #5285 from maksqwe/gui_fix_listgroup_moveright

guilib: Fix CGUIListGroup::MoveRight()