Add temp hoon spacemacs layer

.spacemacs.d/private/hoon/README.org

@@ -0,0 +1,24 @@
+#+TITLE: hoon layer
+
+# The maximum height of the logo should be 200 pixels.
+[[img/hoon.png]]
+
+* Table of Contents                                        :TOC_4_gh:noexport:
+ - [[#description][Description]]
+ - [[#install][Install]]
+ - [[#key-bindings][Key bindings]]
+
+* Description
+This layer does wonderful things:
+  - thing01
+
+* Install
+To use this configuration layer, add it to your =~/.spacemacs=. You will need to
+add =hoon= to the existing =dotspacemacs-configuration-layers= list in this
+file.
+
+* Key bindings
+
+| Key Binding     | Description    |
+|-----------------+----------------|
+| ~<SPC> x x x~   | Does thing01   |