Updated JSON to MIT

Cleaned up sanity.php
Cleaning up random bugs and cretura

app/sanity/check/_dir.php

@@ -0,0 +1,19 @@
+<?php
+if (defined('ROOT') && $_SESSION['id'] == 1) {
+    $files = array(
+        'usr/images', 
+        'usr/images/pfp', 
+        'usr/images/previews', 
+        'usr/images/thumbnails'
+    );
+    
+    foreach ($files as $file) {
+        if (!is_dir(__DIR__."/../../../$file")) {
+            $results[] = array(
+                'type'=>'critical', 
+                'message'=>"$file is missing", 
+                'fix'=>'auto'
+            );
+        }
+    }
+}