Updated change log
Center parent at startup, Show minimize = false
More refacts
Merge pull request #356 from ivandrofly/patch-1.0

Patch 1.0
Update sr-Latn-RS.xml
Update sr-Cyrl-RS.xml
Correct fix for split (#355)... thx again kempniu :)
Merge pull request #357 from diomed/patch-1

Update sr-Latn-RS.xml
Merge pull request #358 from diomed/patch-2

Update sr-Cyrl-RS.xml
Added preview for export to image based format
Fix for batch convert with matroska sub
Fix for mks in batch convert
Export to image preview now tries to use screenshot from actual video
Added "goto line" for export to image based formats
Updated change log
Update Changelog.txt.

[ci skip]
Formatting.

[ci skip]
Fix for CID 84830
Mark members as static.
Remove unneeded `readonly` attribute.