looks like Emacs tries to be smart, switching to an annoying
change-log-mode often when i am editing a changelog file. I would like to disable it, but i just find info about how to interactively disable a mode while editing a buffer, or how to enable a mode when a file matches a pattern.
I cannot find any info about how to disable a major mode totally and in any case. Ideally i would even remove it from my installation, as i will be never using it