feat: notification management with minor visuals and mpd cleanup

mpd/.gitignore

@@ -0,0 +1,5 @@
+/*
+
+!/playlists
+!mpd.conf
+!.gitignore

mpd/pid

@@ -1 +0,0 @@
-1299

mpd/state

@@ -1,17 +0,0 @@
-sw_volume: 84
-audio_device_state:1:Local Pulse Audio
-audio_device_state:1:toggle_visualizer
-state: pause
-current: 0
-time: 179.55100000000002
-random: 1
-repeat: 0
-single: 0
-consume: 0
-crossfade: 0
-mixrampdb: 0
-mixrampdelay: -1
-lastloadedplaylist: 
-playlist_begin
-0:Black Veil Brides/Black Veil Brides - Black Veil Brides IV/05. World Of Sacrifice - Black Veil Brides.mp3
-playlist_end