Update change log

Changelog.txt

@@ -1,5 +1,34 @@
 Subtitle Edit Changelog
 
+Subtitle Edit Changelog
+
+3.6.4 BETA (xth December 2021)
+* NEW:
+   * Allow permanently dismiss of ASSA change res - thx Ricky
+   * Add "image" option for "gen blank video" - thx Thomas
+   * Allow alpha when chosing text color for ASSA in main window
+   * List errors based on current profile (Ctrl+F8)
+* IMPROVED:
+   * Update Bulgarian translation - thx Калин
+   * Update Finish translation - thx Teijo
+   * Video from url - try to make it easier to use (auto dl)
+   * Remember last chosen video offset - thx OmrSi
+   * Add "Count" label for Bookmarks in "Go to bookmark" - thx OmrSi
+   * Speed up slow loading mp4 without subs as sub - thx Leon
+   * Auto-load audio file after import plain text - thx Leon
+* FIXED:
+   * Fix selected line in "set start and offset the rest" - thx Janusz/Tom
+   * Fix issue with "Fix invalid italic tags" - thx Charvelx04
+   * Fix crash in "merge lines with same text" - thx gantangpedia
+   * Minor fix for save as from ASSA to SRT
+   * Fix waveform syntax coloring after move - thx Leon
+   * Another fix for ismt drag'n'drop
+   * Fix crash in nOCR - thx signedout
+   * Fix ASSA Importing attachments crash - thx Leon
+   * Fix error gen waveform when media file delete/renamed - thx Leon
+   * Fix textbox width issue in translation mode - thx Leon
+
+
 3.6.3 (11th November 2021)
 * NEW:
    * Auto set ASSA resolution - thx Leon