[Index, Nano] Update index, deprecate Nano config

The index page now immediately lists all the pages that can be found
on my website.

This commit also deprecates my Nano config.

org/config/index.org

@@ -13,18 +13,33 @@
   to  my  liking. If  you  wish  to  get the  same  setup  as mine,  follow  the
   instructions below.
 
-  As you can see, I personally use [[https://fishshell.com/][fish]] as my shell of choice, and [[https://www.gnu.org/software/emacs/][Emacs]] 27.0.90
-  (custom build) using [[http://spacemacs.org][Spacemacs]] (still with Emacs keybinding in Insert mode but
-  with Evil in Normal mode) as my main text editor.
+  For starters, here is the link to all the pages on my website that you might
+  find interesting. I’ll describe them in more details below.
+  - [[file:installation.org][Arch Linux bootstrap script]]
+  - [[file:awesome.org][AwesomeWM configuration]]
+  - [[file:bin.org][Custom scripts]]
+  - [[file:spacemacs.org][Emacs (Spacemacs) configuration]]
+  - [[file:fish.org][Fish shell configuration]]
+  - [[file:i3.org][i3 configuration]] (deprecated)
+  - [[file:nano.org][Nano configuration]] (deprecated)
+  - [[file:ncmpcpp.org][ncmpcpp configuration]] (work in progress)
+  - [[file:neofetch.org][Neofetch configuration]] (work in progress)
+  - [[file:picom.org][Picom configuration]] (new fork of Compton)
+  - [[file:polybar.org][Polybar configuration]] (deprecated)
+  - [[file:rustfmt.org][Rustfmt configuration]]
+  - [[file:tmux.org][Tmux configuration]]
+
+  As you can  see, I personally use [[https://fishshell.com/][fish]]  as my shell of choice,  and [[https://www.gnu.org/software/emacs/][Emacs]] 27.1
+  using [[http://spacemacs.org][Spacemacs]] (still  with Emacs keybinding in Insert mode  but with Evil in
+  Normal mode) as my main text editor.
 
   When it  comes to  my graphical  UI, I  do not  have any  desktop environment.
-  Instead,  I have  two  tiling  window managers.  The  historical  first on  my
+  Instead, I have a tiling window manager, AwesomeWM. The historical first on my
   configuration is [[https://github.com/Airblader/i3][i3-gaps]],  an [[https://i3wm.org/][i3]] fork by  [[https://github.com/Airblader/i3][Airblader]] with which I  use two bars
-  generated  by  [[https://polybar.github.io/][Polybar]]. My  other  TWM,  and the  one  I  use most  often,  is
-  [[https://awesomewm.org/][AwesomeWM]]. Both TWMs use [[https://github.com/dylanaraps/pywal][pywal]] to define their color scheme, as well as [[https://github.com/davatorium/rofi][rofi]]’s
-  color scheme.
+  generated by [[https://polybar.github.io/][Polybar]]. It  used [[https://github.com/dylanaraps/pywal][pywal]] to define their color  scheme, as well as
+  [[https://github.com/davatorium/rofi][rofi]]’s color scheme. My other TWM and the one I currently use is [[https://awesomewm.org/][AwesomeWM]].
 
-  Finally, you  can find my  configuration for my  Ergodox keyboard [[https://configure.ergodox-ez.com/ergodox-ez/layouts/5WrVw/latest/0][here]].  It is
+  Finally, you can  find my configuration for my ErgodoxEZ  keyboard [[https://configure.ergodox-ez.com/ergodox-ez/layouts/5WrVw/latest/0][here]]. It is
   optimized for  usage with the  Bépo layout set as  a software layout,  and for
   shortcuts from i3.
 
@@ -322,12 +337,14 @@
     You can find my Emacs config, based on Spacemacs, in my [[https://labs.phundrak.com/phundrak/dotfiles/src/branch/master/.spacemacs][.spacemacs]] file, and
     my user configuration in my [[file:spacemacs.org][spacemacs.org]] file.
 
-*** Nano
+*** Nano (deprecated)
     :PROPERTIES:
     :CUSTOM_ID: Features-Text_and_source_code_editing-Nano-a9d4839f
     :END:
     Although  it is  a  very simple  piece  of software,  nano  does offer  some
-    customization. Mine can be found in my [[file:~/org/config-website/nano.org][nano.org]] file.
+    customization. Mine can be found in my  [[file:~/org/config-website/nano.org][nano.org]] file. Be aware I do not use
+    nano anymore,  and I will not  update it until  I may someday use  it again.
+    This was deprecated on August 28th, 2020.
 
 *** Rustfmt
     :PROPERTIES:
@@ -341,10 +358,10 @@
    :END:
    I have written some scripts that  help me daily accomplish some simple tasks,
    like mounting  and unmounting a drive  or Android device, an  emoji picker, a
-   utility to  set up my Wacom  tablet, and so on.  You can find them  stored in
-   [[file:.local/bin/README.org][.local/bin]] along with their detailed explanation  in the README placed in the
-   same folder —which is actually their  source code once the org-mode file gets
-   tangled.
+   utility to set up my Wacom tablet, and  so on. You can find them stored in my
+   [[file:bin.org][bin.org]] file  along with their detailed  explanation in the README  placed in
+   the same folder  —which is actually their source code  once the org-mode file
+   gets tangled.
 
 ** Fish configuration with useful abbreviations
    :PROPERTIES:

org/config/nano.org

@@ -1,4 +1,4 @@
-#+TITLE: Nano configuration
+#+TITLE: Nano configuration (Deprecated)
 #+setupfile: headers
 #+OPTIONS: auto-id:t
 #+HTML_HEAD_EXTRA: <meta name="description" content="Phundrak's nano configuration" />
@@ -10,6 +10,10 @@
   :PROPERTIES:
   :CUSTOM_ID: Introduction-7e535842
   :END:
+  *Before proceeding,  be aware  that I  deprecated this  nano config  on August
+  28th, 2020, meaning I  won’t update it anymore unless I use  it again some day
+  in the future. I will keep it on my website though.*
+
   I nowadays rarely use Nano as a text  editor, since I mainly rely on Emacs for
   all sorts  of tasks, including  quick file  editing. However, at  times, Emacs
   won’t work or won’t be available, and I therefore need a lightweight, fast and