Update change log

Changelog.txt

@@ -5,6 +5,7 @@
    * Use dotnet framework 4.6.2 (WinXP/Vista no longer supported)
    * Add dark theme - thx OmrSi/dvjrickkraft/MuhammadiJK
    * Add edit/sync of bdsup with position - thx von Suppé/Janusz
+   * Add internal store for ASSA styles - thx Leon/z3us
    * Add "Delete lines" to "Batch convert" - thx Milenko
    * Add shortcut "Set start and set end of previous" - thx Jeff
    * Add shortcut "Play from beginning of video" - thx Kimberly
@@ -21,6 +22,7 @@
    * Update French (Belgian) translation - thx Pierre
    * Update French translation - thx Pierre
    * Update Turkish translation - thx ismail0100
+   * Add Catalan installer translation - thx Juansa
    * Source view is now hidden (more space), use F2 to toggle view, thx omrSi
    * Set default subtitle text box font size to 12
    * Use "Min gap between subtitles" when loading scc - thx batatop
@@ -31,6 +33,8 @@
    * Readying for .NET 5
    * Do not show full file path in title bar - thx Kristo
    * "File - Import" grouping - thx OmrSi/ivandrofly
+   * Allow em-dash for sentence ending - thx Boulder08
+   * Auto fix mkv subs without duration - thx uckthis
 * FIXED:
    * Fix frame rate bug in FCP+image - thx Christopher
    * Fix bdsup right align export issue - thx von Suppé
@@ -46,6 +50,9 @@
    * Fix crash in .ASS preview - thx LeonCheung
    * Fix crashes in OCR image pre-processing - thx VoodooFX
    * Fix list view colum auto size w style - thx Jamakmake
+   * Fix Tesseract lang parameter in cmd line OCR on Linux - thx depeo
+   * Fix crash in binOcr - thx jpinto0
+   * Fix issues with ismt format - thx Bersu
 
 
 3.5.18 (9th November 2020)