Added autoload to codeception bootstrap for testing purposes. Small improvements in code

Author: mcustiel

composer.json

@@ -1,32 +1,32 @@
 {
-	"keywords" : [
-		"http",
-		"mock",
-		"server",
-		"external",
-		"acceptance",
-		"tests",
-		"codeception",
-		"extension",
-		"phiremock"
-	],
+    "keywords" : [
+        "http",
+        "mock",
+        "server",
+        "external",
+        "acceptance",
+        "tests",
+        "codeception",
+        "extension",
+        "phiremock"
+    ],
      "authors" : [{
-			"name" : "Mariano Custiel",
-			"email" : "[email protected]",
-			"homepage" : "https://github.com/mcustiel",
-			"role" : "Developer"
-		}
-	],
-	"autoload" : {
-		"psr-4" : {
-			"Codeception\\" : "src"
-		}
-	},
-	"name" : "mcustiel/phiremock-codeception-extension",
-	"type" : "project",
-	 "require" : {
+            "name" : "Mariano Custiel",
+            "email" : "[email protected]",
+            "homepage" : "https://github.com/mcustiel",
+            "role" : "Developer"
+        }
+    ],
+    "autoload" : {
+        "psr-4" : {
+            "Codeception\\" : "src"
+        }
+    },
+    "name" : "mcustiel/phiremock-codeception-extension",
+    "type" : "project",
+     "require" : {
         "php" : ">=5.5",
-        "mcustiel/phiremock": "^1.1.0",
+        "mcustiel/phiremock": "^1.3",
         "codeception/codeception" : "^2.0",
         "symfony/process": "^3.1|^2.7.15"
     },