Statistics is not always printed in some directory layouts

[dmromanov]

Statistics is not always printed in some directory layouts

A
|- B
   |- file.json

Now run the tool $ jstree-json A

Files array list length is 2, Analyzed files = 1. Condition does not pass.

jsonlint-tree/index.js

Line 31 in 5d4a522

if (passed+failed === files.length) {