Maciej Sobaczewski

This is one big of a ~~mess~~ draft. It's based off a https://github.com/kadet1090/KeyLighter/pull/56 and obviously it will have to be rebased but for now I kept the somehow-original commit history...

Remaining: - [x] keywords are highlighted even mid-sentence (see line 19 in token snapshot) - [ ] integers should not be highlighted in some contexts (see e.g. first line in...

## Problem description: Hi! Both SP API docs from Amazon and the package readme state that for the grantless operations having a refresh token for the particular seller isn't a...