Enable travis

Author: veewee

.travis.yml

@@ -25,4 +25,4 @@ install:
   - travis_retry composer update --no-progress --profile --no-scripts --no-suggest $DEPENDENCIES
 
 script:
-   - bin/grumphp run
+   - vendor/bin/grumphp run

composer.json

@@ -17,7 +17,7 @@
     ],
     "require": {
         "php": "^7.2",
-        "phpro/api-problem": "dev-basic-api-problem-implementation@dev",
+        "phpro/api-problem": "dev-master@dev",
         "symfony/dependency-injection": "^4.1",
         "symfony/event-dispatcher": "^4.1",
         "symfony/http-kernel": "^4.1"
@@ -34,11 +34,5 @@
         "psr-4": {
             "PhproTest\\ApiProblemBundle\\": "test/"
         }
-    },
-    "repositories": [
-        {
-            "type": "git",
-            "url": "https://github.com/veewee/api-problem.git"
-        }
-    ]
+    }
 }