upgrade to PhpParser ^1.0

Author: jaapio

composer.json

@@ -12,7 +12,7 @@
     "require": {
         "php": ">=5.3.3",
         "psr/log": "~1.0",
-        "nikic/php-parser": "~0.9.4",
+        "nikic/php-parser": "^1.0",
         "phpdocumentor/reflection-docblock": "~2.0"
     },
     "suggests": {