DokuWiki HTTPClient Fix
For a while now, I had an annoying error every time I created a new page in DokuWiki.
Warning: Invalid argument supplied for foreach() in inc/HTTPClient.php on line 427 Warning: Cannot modify header information - headers already sent by (output started at inc/HTTPClient.php:427) in inc/actions.php on line 296
The problem may have been caused by the blog plugin. The fix is to cast $data to an array in line 427 of HTTPCLient.php like so
foreach((array) $data as $key ⇒ $val){
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