title: How to set iterm2 tab title to that of a running tmux session name?
body: <p>i know tmux display-message -p '#S' will display the current tmux session name, but i donno how to set the current tmux session name to the iterm2 tab title? </p>
  
  <p>This would really help me to distinguish the various tmux sessions that i am running concurrently and jump to the correct tab rightaway.</p>