Unknown license for some files

[tenzap]

I couldn't find any license information for these files.

Files: application/helpers/country_dial_code_helper.php
Copyright: Karl Lindmark (See https://web.archive.org/web/20130101070230/http://ninetwozero.com/2011/12/04/php-country-array-with-dial-codes/)
License: unknown

Files: application/libraries/CSVReader.php
Copyright: Pierre-Jean Turpeau
License: unknown

Files: application/plugins/jsonrpc/libraries/Ci_Jsonrpc.php
Copyright: Nicholas Husher <[email protected]> <https://web.archive.org/web/20120529103603/http://codeigniter.com/forums/viewthread/98953/>
License: unknown

Files: media/css/jquery-plugin/indicator.gif
Copyright: unknown
License: unknown

Files: media/js/jquery-plugin/jquery.autogrow-textarea.min.js
Copyright: unknown
License: unknown

Files: media/sound/bird1.wav
Copyright: unknown http://www.ndrr.com/rmr_faq/Sounds/bird1.wav
License: unknown

Under which license are we allowed to use them?

If there is no known license we should not use them.
So either find the license, replace them or remove them.

[tenzap]

Fixed through various commits:
d99c05e
d0e5da5
cd20652
756582d
f2f2044
f8bfce8