fixup some tmux bits

Signed-off-by: William Douglas <william.r.douglas@gmail.com>

.tmux.conf

@@ -1,24 +1,24 @@
 # bind prefix to `
-unbind C-b
+unbind-key C-b
 set-option -g prefix `
 # allow use of ` in tmux
-bind ` send-prefix
+bind-key ` send-prefix
 
 # rebind screen splits
-unbind %
-unbind \"
-bind | split-window -h
-bind - split-window -v
+unbind-key %
+unbind-key \"
+bind-key | split-window -h
+bind-key - split-window -v
 
 # rebind create to set name of window
-unbind c
-bind c new-window -n new
+unbind-key c
+bind-key c new-window -n new
 
 # 0 is too far from `
 set -g base-index 1
 
 # reload config file
-bind r source-file ~/.tmux.conf
+bind-key r source-file ~/.tmux.conf
 
 # default emacs keybinds
 set-window-option -g mode-keys emacs
@@ -50,5 +50,5 @@ set-window-option -g automatic-rename on
 set-window-option -g window-status-current-bg red
 
 # Set window notifications
-setw -g monitor-activity on
+set-window-option -g monitor-activity on
 set -g visual-activity on