MQE-19: Implemented test modules composer packaging.

Author: jilu1

.env.example

@@ -7,8 +7,7 @@
         "php": "~7.0",
         "codeception/codeception": "2.2|2.3",
         "flow/jsonpath": ">0.2",
-        "fzaninotto/faker": "^1.6",
-        "vlucas/phpdotenv": "~2.4"
+        "fzaninotto/faker": "^1.6"
     },
     "require-dev": {
         "squizlabs/php_codesniffer": "1.5.3"

bootstrap.php

@@ -11,7 +11,7 @@ class TestObject
     private $stepsToMerge = [];
     private $parsedSteps = [];
     private $annotations = [];
-    private const STEP_MISSING_ERROR_MSG =
+    const STEP_MISSING_ERROR_MSG =
         "Merge Error - Step could not be found in either TestXML or DeltaXML.
         \tTest = '%s'\tTestStep='%s'\tLinkedStep'%s'";