Minor code checkpoint release

Linked discordbotlist and top.gg, so ppl can vote them. Linked explanation to spotify activity, code cleanup

Listen features improvement, code cleanup

Basically just added pinging to "listen" command, re-did basicness calculator, error messages now are being sent in embeds

First server-deployed release. (Beta)

Bot preffix remains "<<", might change it in next release. No top.gg page connected yet.