Updated Catalan language file - thx juansa :)
Fix issue regarding showing current vs original texts on previews - thx Krystian :)
added .avs to list of known video formats - thx Peter :)
Fix bug in break long lines - thx moob  :)
Split line improvement regarding italic/dialogue - thx moob :)
Fix bug in export/boxing - thx mood :)
Update change log
Last split fix... thx moob :)
Run tabspace and update Changelog.txt.
Improve fix short duration (if allow move start enabled)
Merge branch 'master' of https://github.com/SubtitleEdit/subtitleedit
Minor syntax coloring fix
Updated French ocr fix replace list
Be consistent with the "OCR" word.