Moved codecs folder to qtbase/examples
Corrected quote in dropsite.qdoc
Replaced snippet statement by include statement
Added doc for undocumented parameters
Task-number: QTBUG-34749
Change-Id: If4de95b8d39e5680fd0f63f8d2b6685a4b0a8052
Reviewed-by: Jędrzej Nowacki <jedrzej.nowacki@digia.com>
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>