Fix so imap folder attribute comparisons are case-insensitive (#1490466) + ...

Aleksander Machniak

2015-07-29 19a61851ae7bc9492504c4884db8a53afa5d06c5

 program/include/rcmail.php

@@ -1584,7 +1584,7 @@
            // skip folders in which it isn't possible to create subfolders
            if (!empty($opts['skip_noinferiors'])) {
                $attrs = $this->storage->folder_attributes($folder['id']);
                if ($attrs && in_array('\\Noinferiors', $attrs)) {
                if ($attrs && in_array_nocase('\\Noinferiors', $attrs)) {
                    continue;
                }
            }
@@ -1820,7 +1820,7 @@
            }
            else {
                $error = 'servererrormsg';
                $args  = array('msg' => $err_str);
                $args  = array('msg' => rcube::Q($err_str));
            }
        }
        else if ($err_code < 0) {