Add Laravel 5.7 support

Author: mikebronner

composer.json

@@ -16,13 +16,13 @@
     },
     "require-dev": {
         "codedungeon/phpunit-result-printer": "*",
-        "mockery/mockery": "0.9.*",
-        "orchestra/testbench-browser-kit": "^3.6",
-        "orchestra/testbench-dusk": "3.6.x-dev@dev",
-        "orchestra/testbench": "^3.6",
-        "phpmd/phpmd": "^2.6",
+        "mockery/mockery": "*",
+        "orchestra/testbench-browser-kit": "3.7.x-dev",
+        "orchestra/testbench-dusk": "3.7.x-dev@dev",
+        "orchestra/testbench": "3.7.x-dev",
+        "phpmd/phpmd": "*",
         "phpunit/phpunit": "*",
-        "satooshi/php-coveralls" : "*",
+        "php-coveralls/php-coveralls" : "*",
         "sebastian/phpcpd": "*"
     },
     "autoload": {

phpunit.xml

@@ -10,7 +10,6 @@
     printerClass="Codedungeon\PHPUnitPrettyResultPrinter\Printer"
     processIsolation="false"
     stopOnFailure="false"
-    syntaxCheck="false"
 >
 <testsuites>
     <testsuite name="Browser">