Merge branch '3.4'

* 3.4:
  Skip tests affected by PHP bug 75354
  fix deps
  fix PHP 7.2 compatibility
  [Form] Fix error message in circular reference dependencies check

Author: nicolas-grekas

composer.json

@@ -61,7 +61,7 @@
     },
     "conflict": {
         "phpdocumentor/reflection-docblock": "<3.0",
-        "phpdocumentor/type-resolver": "<0.2.0",
+        "phpdocumentor/type-resolver": "<0.2.1",
         "phpunit/phpunit": "<4.8.35|<5.4.3,>=5.0",
         "symfony/asset": "<3.4",
         "symfony/console": "<3.4",