updated tmux to fit new version

.tmux.conf

@@ -25,22 +25,22 @@ set -g status-left ''
 # default statusbar colors
 set -g status-fg white
 set -g status-bg default
-set -g status-attr bright
+set -g status-style bright
 
 # default window title colors
-set-window-option -g window-status-fg white
-set-window-option -g window-status-bg default
-set-window-option -g window-status-attr dim
+set-window-option -g window-status-style fg=white
+set-window-option -g window-status-style bg=default
+set-window-option -g window-status-style dim
 
 # active window title colors
-set-window-option -g window-status-current-fg white
-set-window-option -g window-status-current-bg default
-set-window-option -g window-status-current-attr bright
+set-window-option -g window-status-current-style fg=white
+set-window-option -g window-status-current-style bg=default
+set-window-option -g window-status-current-style bright
 
 # command/message line colors
-set -g message-fg white
-set -g message-bg black
-set -g message-attr bright
+set -g message-style fg=white
+set -g message-style bg=black
+set -g message-style bright
 
 set-option -gw xterm-keys on
 set-window-option -g xterm-keys on

.tmux.powerline.conf

@@ -1,10 +1,10 @@
 set -g status-bg "colour8"
-set -g message-command-fg "colour14"
+set -g message-command-style fg="colour14"
 set -g status-justify "left"
 set -g status-left-length "100"
 set -g status "on"
-set -g pane-active-border-fg "colour11"
-set -g message-bg "colour10"
+set -g pane-active-border-style fg="colour11"
+set -g message-style bg="colour10"
 set -g status-right-length "100"
 set -g status-right-attr "none"
 set -g message-fg "colour14"