update tmux conf with install plugin install steps

.tmux.conf

@@ -60,8 +60,12 @@ setw -g window-status-bell-style fg="colour9"
 setw -g window-status-activity-style fg=yellow
 
 # List of plugins
+# install with:
+# git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm
+# prefix I
 set -g @plugin 'tmux-plugins/tpm'
 set -g @plugin 'tmux-plugins/tmux-resurrect'
+set -g @resurrect-capture-pane-contents 'on'
 
 # Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
 run '~/.tmux/plugins/tpm/tpm'
@@ -69,14 +73,13 @@ run '~/.tmux/plugins/tpm/tpm'
 # CHEAT SHEET:
 #
 #   update working dir of a session to current dir
-#       attach-session -t . -c '#{pane_current_path}'
+#       prefix .
 #
 #   swap two panes
 #       on one                prefix m
 #       on the other          :swap-pane
 #
 # REQUIRES TPM
-# git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm
 #
 #   save pane layout          prefix C-s
 #   restore pane layout       prefix C-r