Merge pull request #730 from localheinz/fix/or

Fix: Use double pipe for specifying alternate PHP versions

Author: yguedidi

composer.json

@@ -12,7 +12,7 @@
         }
     ],
     "require": {
-        "php": "^5.6|^7.0",
+        "php": "^5.6 || ^7.0",
         "paragonie/random_compat": "^2.0"
     },
     "require-dev": {