Updates for how to source "mo" and then use it

When you source mo, it adds the "mo" function to the environment.

demo/associative-arrays

@@ -4,8 +4,9 @@ cd "$(dirname "$0")" # Go to the script's directory
 
 declare -A DATA
 DATA=([one]=111 [two]=222)
+. ../mo
 
-cat <<EOF | . ../mo
+cat <<EOF | mo
 Accessing data directly:
     DATA: {{DATA}}
     One: {{DATA.one}}