Topic on User talk:ThatOneReaper
This is a permanent link to the first version of this post.
You can view later versions on the post history page.
I'm not sure how a hex editor will be easier or less problematic then Notepad. It's a simple copy/paste job with the section that need to be modified very easy to find.
The only issue I could think of is that Notepad loads the DLL file too slow.