Improve ChangeLog as suggested by @ErichDonGubler (#194)

sphynx · TeXitoi · commit 18d8aae0cee5 · 2019-06-01T21:15:14.000+02:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -6,7 +6,8 @@
 
 # v0.2.16 (2019-05-29)
 
-* Support `Option<Option<T>>` type for fields by [@sphynx](https://github.com/sphynx)
+* Support optional options with optional argument, allowing `cmd [--opt[=value]]`
+  by [@sphynx](https://github.com/sphynx)
   ([#188](https://github.com/TeXitoi/structopt/issues/188))
 
 # v0.2.15 (2019-03-08)
