Fixed date format returned by the API

docs/swagger/paths/v1_authenticate.json

@@ -25,6 +25,11 @@
                             "description": "The authentication token that needs to be sent in the Authorization header"
                         }
                     }
+                },
+                "examples": {
+                    "application/json": {
+                        "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiYWRtaW4iOnRydWV9.TJVA95OrM7E2cBab30RMHrHDcEfxjoYZgeFONFh7HgQ"
+                    }
                 }
             },
             "400": {

docs/swagger/paths/v1_short-codes.json

@@ -68,6 +68,28 @@
                             }
                         }
                     }
+                },
+                "examples": {
+                    "application/json": {
+                        "shortUrls": {
+                            "data": [
+                                {
+                                    "shortCode": "",
+                                    "originalUrl": "https://store.steampowered.com",
+                                    "dateCreated": "2016-08-21T20:34:16+02:00",
+                                    "visitsCount": 328,
+                                    "tags": [
+                                        "games",
+                                        "tech"
+                                    ]
+                                }
+                            ],
+                            "pagination": {
+                                "currentPage": 5,
+                                "pagesCount": 12
+                            }
+                        }
+                    }
                 }
             },
             "500": {