Added instructions for humacs install.

mint-setup.org

@@ -189,6 +189,17 @@ sudo npm install --global yarn
 
 ** Optional - Setup humacs editor
 
+An integral part of our pair development workflow is [[https://github.com/humacs/humacs][humacs]]. Below are the instructions to set this up.
+
+#+NAME: Install and configure humacs
+#+BEGIN_SRC tmate
+# Clone down humacs
+git clone --recursive https://github.com/jmhbnz/humacs /home/$USER/Downloads/
+
+# Need to ensure environment variables are set for load path
+export EMACSLOADPATH=/home/$USER/Downloads/humacs
+#+END_SRC
+
 
 ** Optional - Setup mutt mail client