Merge pull request #63 from musou1500/specify_phpparser_version

specify version of php-parser in composer.json

Author: Gianluca Arbezzano

composer.json

@@ -5,7 +5,7 @@
     "type": "library",
     "require": {
         "php": ">=5.3",
-        "nikic/php-parser": "*"
+        "nikic/php-parser": "<1"
     },
     "require-dev": {
         "phpunit/phpunit": "~4"