Bucky/changelog (#2673)

* update changelog, add authors script

* update changelog

* update changelog

scripts/authors.sh

@@ -0,0 +1,16 @@
+#! /bin/bash
+
+# Usage:
+#   `./authors.sh`
+#		Print a list of all authors who have committed to develop since master.
+#
+#   `./authors.sh <email address>`
+#		Lookup the email address on Github and print the associated username
+
+author=$1
+
+if [[ "$author" == "" ]]; then
+	git log master..develop | grep Author | sort | uniq
+else
+	curl -s "https://api.github.com/search/users?q=$author+in%3Aemail&type=Users&utf8=%E2%9C%93" | jq .items[0].login
+fi