Add phpstan 0.10 support

Add phpstan 0.10 support

Author: akondas

composer.json

@@ -7,8 +7,8 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^7.0",
-        "phpstan/phpstan": "^0.9.2",
-        "phpstan/phpstan-phpunit": "^0.9.4"
+        "phpstan/phpstan": "^0.10",
+        "phpstan/phpstan-phpunit": "^0.10"
     },
     "autoload": {
         "psr-4": {
@@ -29,7 +29,7 @@
     ],
     "scripts": {
         "tests": "phpunit",
-        "stan": "phpstan analyse -l max -c ./phpstan.neon ./src ./tests",
+        "stan": "phpstan analyse -l max -c ./phpstan.neon ./src",
         "check": [
             "@tests",
             "@stan"