fix install.sh

config/.tmux.conf

@@ -1,8 +1,8 @@
 #
 # Ctrl-a is the prefix.
 #
-set -g prefix C-a
-bind C-a send-prefix
+set -g prefix ALT-b
+bind ALT-b send-prefix
 unbind C-b
 
 # Start windows from #1 (default #0)
@@ -51,12 +51,7 @@ bind -r M-j resize-pane -D
 bind -r M-k resize-pane -U
 bind -r M-l resize-pane -R
 
-#No mouse
-#set -g mode-mouse off
-#set -g mouse-select-pane off
-#set -g mouse-resize-pane off
-#set -g mouse-select-window off
-
+# Mouse on/off
 # bind m \
 #     set -g mode-mouse on \;\
 #     set -g mouse-resize=pane on \;\