Update README.md

Implement custom ListenBrainz server

plugins: remove website URL from .plugin files

Merge branch 'listenbrainz-submit-client-info' into 'master'

listenbrainz: do not submit tracks without duration on first second

listenbrainz: close HTTPS connection after use

listenbrainz: use LB defined fields for client and source info

listenbrainz: less frequent checks for queue submission, but increase number of items submitted per call

listenbrainz: apply timeout for network requests

listenbrainz: include audio duration in submissions

listenbrainz: remove batch submission on queue activation

all: Rename desktop.plugin.in files to plugin.desktop.in

plugins: Use gettext to translate all the plugin definitions

build: Remove autotools

build: Add meson build system