Tmux 2.5 configuration file to add a nice header at the top

.tmux.conf

# Tmux 2.5 configuration file
#
# ~/.tmux.conf
#
# Enable scrooling with the mouse
#
# e-tmux-scrolling-in-iterm2/
set-window-option -g mode-mouse on
set-option -g mouse-select-pane on
set-option -g mouse-select-window on
set-window-option -g aggressive-resize

# Interface
#------------
# pane
#------------
set -g mouse-select-pane on
set -g pane-border-fg black
set -g pane-active-border-fg blue

#------------
# tabs
#------------
setw -g window-status-format "#[fg=white]#[bg=blue] #I #[bg=blue]#[fg=white] #W "
setw -g window-status-current-format "#[bg=brightmagenta]#[fg=white] *#I #[fg=white,bold]#[bg=cyan] [#W] "
setw -g window-status-content-attr bold,blink,reverse

#------------
# status bar
#------------
set-option -g status-position top
set -g status-fg white
set -g status-bg blue
set -g status-left ''
set -g status-right-length 60
set -g status-right '♪ #(exec amixer get Master | egrep -o "[0-9]+%" | egrep -o "[0-9]*") | ♥#(acpi | cut -d ',' -f 2) | %a %m-%d %H:%M'