Merge branch 'feature/345' into develop

Close #345

Author: weierophinney

.travis.yml

@@ -1,5 +1,3 @@
-sudo: false
-
 language: php
 
 cache:
@@ -32,7 +30,13 @@ matrix:
     - php: 7.2
       env:
         - DEPS=latest
-    - php: nightly
+    - php: 7.3
+      env:
+        - DEPS=lowest
+    - php: 7.3
+      env:
+        - DEPS=locked
+    - php: 7.3
       env:
         - DEPS=latest
 

CHANGELOG.md

@@ -6,7 +6,7 @@ All notable changes to this project will be documented in this file, in reverse
 
 ### Added
 
-- Nothing.
+- [#345](https://github.com/zendframework/zend-diactoros/pull/345) adds support for PHP 7.3.
 
 ### Changed