I use [[https://elpa.gnu.org][Elpa]], [[https://melpa.org][Melpa]] and [[http://orgmode.org][Org mode]] packages repository, thus I need to add them to the =package-archives= list
I use [[https://elpa.gnu.org][Elpa]], [[https://melpa.org][Melpa]] and [[http://orgmode.org][Org mode]] packages repository, thus I need to add them to the =package-archives= list
For older emacs version, fix some gnutls algorithm priority