Adding a script to auto-generate an authors file, runnable from 'make authors', which is called from 'make docs/webdocs'.

hacking/authors.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+# script from http://stackoverflow.com/questions/12133583
+set -e
+
+# Get a list of authors ordered by number of commits
+# and remove the commit count column
+AUTHORS=$(git --no-pager shortlog -nse | cut -f 2-)
+if [ -z "$AUTHORS" ] ; then
+    echo "Authors list was empty"
+    exit 1
+fi
+
+# Display the authors list and write it to the file
+echo "$AUTHORS" | tee "$(git rev-parse --show-toplevel)/AUTHORS.TXT" | sort