AvalonEdit NuGet package release
CodeCompletion-window: Fix window being closed when double-clicking the list's scroll bar.

Backport from 5.0 commit 2fdf23925424519c91a6246e4a9e54f5b7f29329.
Fix C# syntax highlighting: more than 3 slashes do not start a doc comment.

Backport from 5.0 commit 354b7a404cbaeac9f7b1745e08bcbf53b60ee179
When replacing the whole document, ensure the deleted lines have IsDeleted set to true.

Backport from 5.0 commit 8698272c4b1ffe58293223f21eabe46ebc9fe17b
Make DropDownButton public. This is required for AvalonEdit to work in .NET 3.5.