[zsh] Update Prezto
Add Python 3 script from Homebrew to $PATH
[zsh] Update Prezto, using my own modifications now
[zsh] Do not set $LC_ALL
[emacs] Update Stante
[git] Update user name for Bitbucket
Merge branch 'master' into gnome

* master:
  [git] Update user name for Bitbucket
  [emacs] Update Stante
  [zsh] Do not set $LC_ALL
  [zsh] Update Prezto, using my own modifications now
  Add Python 3 script from Homebrew to $PATH
  [zsh] Update Prezto
Add Carton as submodule
Merge branch 'master' into gnome

* master:
  Add Carton as submodule