Update prezto

* .zprezto 413b717...16aa48b (23):
  > Rename archive module functions
  > [Fix #436] Update link to Bombich rsync
  > Revert "[Fix #436] Remove Bombich rsync references"
  > [Fix #436] Remove Bombich rsync references
  > Add the RubyGems bin directory to PATH on other Unix systems
  > Do not substitute /tmp since $TMPDIR is always set
  > [Fix #437] Always set $TMPDIR
  > Make gpg-agent and ssh-agent work with each other
  > [Fix #425] Rewrite module ssh-agent; rename it to ssh
  > [Fix #103] Add documentation for editor
  > Remove the git-info SIGINT message
  > [Fix #307] Do not auto-off git-info
  > Remove ununsed variable
  > Clarify Git listing aliases descriptions
  > Swap aliases gsd and gsL
  > Rename alias gRc to gRp
  > [Fix #221] Add a simple git-info
  > [#221] Do not format undefined zstyles
  > Initialize ahead and behind local variables
  > Add rar command to archive module
  > Refactor Emacs module
  > Load completion for Carton
  > Correct syntax error in variable assignment