Add ChangeLog

Signed-off-by: Ben Taylor <ben.taylor@linaro.org>
diff --git a/ChangeLog.d/static-ecdh-removal.txt b/ChangeLog.d/static-ecdh-removal.txt
new file mode 100644
index 0000000..d73add3
--- /dev/null
+++ b/ChangeLog.d/static-ecdh-removal.txt
@@ -0,0 +1,2 @@
+Removals
+   * Remove support for static ECDH suites.