updated backend

pfosten/vendor/webmozart/assert/composer.json

@@ -1,7 +1,11 @@
 {
     "name": "webmozart/assert",
     "description": "Assertions to validate method input/output with nice error messages.",
-    "keywords": ["assert", "check", "validate"],
+    "keywords": [
+        "assert",
+        "check",
+        "validate"
+    ],
     "license": "MIT",
     "authors": [
         {
@@ -10,11 +14,14 @@
         }
     ],
     "require": {
-        "php": "^5.3.3 || ^7.0"
+        "php": "^5.3.3 || ^7.0",
+        "symfony/polyfill-ctype": "^1.8"
     },
     "require-dev": {
-        "phpunit/phpunit": "^4.6",
-        "sebastian/version": "^1.0.1"
+        "phpunit/phpunit": "^4.8.36 || ^7.5.13"
+    },
+    "conflict": {
+        "vimeo/psalm": "<3.6.0"
     },
     "autoload": {
         "psr-4": {
@@ -25,10 +32,5 @@
         "psr-4": {
             "Webmozart\\Assert\\Tests\\": "tests/"
         }
-    },
-    "extra": {
-        "branch-alias": {
-            "dev-master": "1.3-dev"
-        }
     }
 }