Printer paper tray status and error states (#9859)

* adding paper tray status and error states

* adding paper tray test data

* Create jetdirect_papertray.json

* Store printer supply type

* Update json data

* fix style

LibreNMS/Util/StringHelpers.php

@@ -78,4 +78,14 @@ class StringHelpers
 
         return isset($replacements[$string]) ? $replacements[$string] : ucwords(str_replace(['_', '-'], ' ', $string));
     }
+
+    /**
+     * Convert a camel or studly case string to Title case (with spaces)
+     * @param $string
+     * @return string
+     */
+    public static function camelToTitle($string)
+    {
+        return ucwords(implode(' ', preg_split('/(?=[A-Z])/', $string)));
+    }
 }