We cant use message 1.0.0 or 1.0.1

Author: Nyholm

composer.json

@@ -21,7 +21,7 @@
     "require-dev": {
         "guzzlehttp/psr7": "^1.0",
         "php-http/adapter-integration-tests": "dev-master#836cdff8294174cceeae54601ab4079c309227b7",
-        "php-http/message": "^1.0",
+        "php-http/message": "^1.0.2",
         "php-http/discovery": "~0.8.0",
         "phpunit/phpunit": "^4.8",
         "puli/composer-plugin": "1.0.0-beta9",