tmux: Add music session to defaults

Opens a mopidy server (in the foreground), a commandline player
(ncmpcpp), a sound mixer window, and bluetooth connectivity.

qutebrowser/.config/qutebrowser/config.py

@@ -28,7 +28,7 @@ c.fileselect.handler = "external"
 picker = [
     "alacritty",
     "--class",
-    "floating,floating",
+    "float",
     "-e",
     "vifm",
     "--choose-files",

tmux/.config/tmux/sessions/music.session

@@ -0,0 +1,9 @@
+rename-window server
+send-keys "mopidy" C-m
+new-window -n player
+send-keys "ncmpcpp" C-m
+new-window -n mixer
+send-keys "pulsemixer" C-m
+new-window -n bluetooth
+send-keys "bluetoothctl" C-m
+select-window -t 2