Add composer/semver package

Author: thelovekesh

composer.json

@@ -11,6 +11,7 @@
     "require": {
         "php": ">=5.6",
         "behat/behat": "^3.7",
+        "composer/semver": "^3.4",
         "dealerdirect/phpcodesniffer-composer-installer": "^0.4.3 || ^0.5 || ^0.6.2 || ^0.7.1 || ^1.0.0",
         "php-parallel-lint/php-console-highlighter": "^1.0",
         "php-parallel-lint/php-parallel-lint": "^1.3.1",