update changelog for upcomming release

docs/changelog.md

@@ -1,4 +1,4 @@
-### vX.X.X - 2023-04-20 (DEV)
+### v1.4.0 - 2023-04-25 (DEV)
 
 Description
 
@@ -8,12 +8,29 @@ Description
 * UI(Main Menu): Added a menu-entry to rename the current branch.
 * UI(Diff View): Added line wrapping option in Tools - Options - Diff
 * Option to open Gittyup maximized at startup
+* Hotkeys for Navigating CommitList
+* Referring repos with their git-dir instead of their work-tree.
+* Use columns for file name, directory, and state when files are shown as a list in TreeViews.
+* Possibility to change language from the settings
+* Linux: Publishing Appimage bundle
+* "Hide Untracked Files" option to DoubleTreeWidget
+* Add display options to the commit list
 
 #### Changed
 
 * UI(Commit List): Collapse multiple branch and tag right-click menu entries
                    into submenus. This affects the checkout and delete operations.
 * Fix(Build System): Force usage of clang-format v13 to ensure consistent formatting.
+* Fix: Commit highlighting
+* Compact commit list: move commit message closer to commit graph
+* Updating translations
+* Close the branch drop-down list after the user checks out a branch.
+
+#### Bug Fixes
+
+* Delete timeline causes crash on windows
+* Rebase: Use original commit message as default message
+* Fixing "Stage all" button
 
 ----