[tmux] Added music symbol, updated interval

+ added music symbold to spotify/itunes scripts
+ changed refresh interval from 5 seconds to 20 seconds

bin/itunes.applescript

@@ -4,7 +4,7 @@ if application "iTunes" is running then
       set theName to the name of the current track
       set theArtist to the artist of the current track
       try
-        return theName & " - " & theArtist
+        return "♫ " & theName & " - " & theArtist
       on error err
       end try
     end if

bin/spotify.applescript

@@ -5,7 +5,7 @@ if application "Spotify" is running then
     set theAlbum to album of the current track
     set theUrl to spotify url of the current track
     try
-      return theName & " - " & theArtist
+      return "♫ " & theName & " - " & theArtist
     on error err
     end try
   end tell

tmux/tmux.conf.symlink

@@ -132,7 +132,7 @@ tm_host='#[fg=colour39,bg=colour234,bold]#h'
 
 set -g status-left-length 32
 set -g status-right-length 150
-set -g status-interval 5
+set -g status-interval 20
 set -g window-status-format "#[fg=colour239,bg=colour234] #I #W "