DDFileLister: List header line refresh fix - Right border characters were shifted left 1 char (noticeable when the batch add success dialog closed)

DDFileLister: List header line refresh fix - Right border characters were shifted left 1 char (noticeable when the batch add success dialog closed)

assigned to @rswindell

added 3 commits

• 21b06575...1b8402a6 - 2 commits from branch master
• 6df7afce - Merge remote-tracking branch 'origin/master' into dd_file_lister_hdr_line_refresh_fix

Compare with previous version

merged

mentioned in commit a4b56865

mentioned in commit 41b82b65