Merge pull request #1166: Add dev status update to changelog

Add dev status update to changelog

CHANGES.md

@@ -7,8 +7,10 @@
 * translate: Fix error handling when features cannot be read from reference sequence file. [#1168][] (@victorlin)
 * translate: Remove an unnecessary check which allowed for inaccurate error messages to be shown. [#1169][] (@victorlin)
 * frequencies: Previously, monthly pivot points calculated from the end of a month may have been shifted by 1-3 days. This is now fixed. [#1150][] (@victorlin)
+* Update development status on PyPI from "3 - Alpha" to "5 - Production/Stable". This should have been done since the beginning of this changelog, but now it is official. [#1160][] (@corneliusroemer)
 
 [#1150]: https://github.com/nextstrain/augur/pull/1150
+[#1160]: https://github.com/nextstrain/augur/pull/1160
 [#1168]: https://github.com/nextstrain/augur/pull/1168
 [#1169]: https://github.com/nextstrain/augur/pull/1169