Adjusted versions in composer.

Author: grimzy

composer.json

@@ -10,13 +10,13 @@
         }
     ],
     "require": {
-        "php": ">=5.5",
+        "php": ">=5.5.9",
         "illuminate/database": "^5.2",
         "geo-io/wkb-parser": "^1.0",
         "jmikola/geojson": "^1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "~4.5||5.6.5",
+        "phpunit/phpunit": "~4.8",
         "mockery/mockery": "^0.9.9",
         "laravel/laravel": "^5.2",
         "codeclimate/php-test-reporter": "dev-master",