Also I fixed typo in d/copyright and wrote d/watch. (To be honest, I'd just copy-pasted it from uscan(1).)
I can't understand how pristine-tar works. Should I manually download new tarball for each new release and commit its delta into the repo?
[1] https://mentors.debian.net/debian/pool/main/t/telegram-desktop/telegram-desktop_1.0.6-1.dsc
