Updated bash history and added page up/down bindings to tmux

tmux/.tmux.conf

@@ -30,6 +30,12 @@ bind j select-pane -D
 bind k select-pane -U
 bind l select-pane -R
 
+# page up/down
+bind-key -n S-PageUp copy-mode -u
+bind-key -n S-PageDown copy-mode
+bind-key -T copy-mode S-PageUp send-keys -X page-up
+bind-key -T copy-mode S-PageDown send-keys -X page-down
+
 #join window
 bind-key @ command-prompt -p "create pane from:" "join-pane -s ':%%'"