Sanitize tmux session names

runcoms/zshrc

@@ -21,7 +21,7 @@ bindkey "\ep" history-beginning-search-backward
 bindkey "\en" history-beginning-search-forward
 
 alias be='bundle exec'
-alias tat='tmux new-session -As `basename $PWD`'
+alias tat='tmux new-session -As `basename $PWD | sed s/\\\./_/`'
 alias plz='sudo'
 
 function eject { command hdiutil eject `df | grep Volumes | grep -i "$@" | ruby -ne 'puts $_[/^[^ ]*/]'`; }