Added missing PHP requirement

GrahamCampbell · web-flow · commit 469f2007671f · 2019-11-17T15:34:49.000Z
diff --git a/composer.json b/composer.json
@@ -14,6 +14,9 @@
             "email": "mark.sagikazar@gmail.com"
         }
     ],
+    "require": {
+        "php" : "^5.4 || ^7.0"
+    },
     "require-dev": {
         "phpspec/phpspec": "^2.4",
         "henrikbjorn/phpspec-code-coverage" : "^1.0"
