glayzzle#138 - fix arguments injection

Author: ichiriac

src/ast/program.js

@@ -19,8 +19,8 @@ const Program = Block.extends(function Program(
   children,
   errors,
   comments,
-  docs,
   tokens,
+  docs,
   location
 ) {
   Block.apply(this, [KIND, children, docs, location]);

src/parser.js

@@ -278,7 +278,7 @@ parser.prototype.parse = function(code, filename) {
       }
     }
   }
-  return program(childs, this._errors, this._docs, null, this._tokens);
+  return program(childs, this._errors, this._docs, this._tokens);
 };
 
 /**