FEATURE: Support Neos 8

Author: gradinarufelix

composer.json

@@ -7,11 +7,11 @@
       "ext-json": "*",
 
       "flowpack/elasticsearch": "^5.0",
-      "neos/media": "^7.0",
-      "neos/eel": "^7.0",
-      "neos/flow": "^7.0",
-      "neos/fluid-adaptor": "^7.0",
-      "neos/utility-arrays": "^7.0"
+      "neos/media": "^7.0 || ^8.0",
+      "neos/eel": "^7.0 || ^8.0",
+      "neos/flow": "^7.0 || ^8.0",
+      "neos/fluid-adaptor": "^7.0 || ^8.0",
+      "neos/utility-arrays": "^7.0 || ^8.0"
     },
     "autoload": {
         "psr-4": {