fixed #246 Fixed php version dependency.

Author: paquettg

Diff for: CHANGELOG.md

@@ -8,7 +8,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## 3.1.1
 
 ### Changed
-- Fixed issue with numbers in comments
+- Fixed issue with numbers in comments.
+- Updated minimume php version to correct version.
 
 ## 3.1.0
 

Diff for: composer.json

@@ -13,7 +13,7 @@
         }
     ],
     "require": {
-        "php": ">=7.1",
+        "php": ">=7.2",
         "ext-mbstring": "*",
         "ext-zlib": "*",
         "ext-curl": "*",