Bump up version to 2.4.1

Update to release version of conan_unified_api and bump up version to…

… 2.4.0

Bump up version to 2.3.1 and update readme

Use black QComboBox::down-arrow to match theme

Bump up version to 2.2.0

Fix up diff dialog

Fix type hint for instance variable _home_paths

Comment out diff test

* Enable delete for multiselect

* Add and fix tests

Release/2.0.0 (#177)

Merge RC Candidate
* Split plugin loading
* Make top right buttons smaller
* Update codeql to current actions versions
* Bump up version to 2.0.0
* Enable USE_LOCAL_CACHE_FOR_LOCAL_PKG_PATH feature flag for quicker loading
* Add title icon for menu
* Revert to old install mechanism for plugin test
* Paste only plaintext in text browser
* Fix some message texts
* Update screenshots and readme
* Remove ui title frame
* Remove file editor path check for system cmds
* Fix profile not used in conan install bug