This PR defines variables for the virtual text's highlight groups as is done for the other default options, thus making it more easily changable for the user. Kept the highlight groups as they were hardcoded before.
Also adjusted the default options code listing in the README.
This PR defines variables for the virtual text's highlight groups as is done for the other default options, thus making it more easily changable for the user. Kept the highlight groups as they were hardcoded before.
Also adjusted the default options code listing in the README.