Doc: Adding Qt Creator's URL in qt-project.org in qdocconf file.

-can be used for referencing Qt Creator's pages from other
 QDoc projects.

Change-Id: Ifdb82a8995976580876523f5bd6efb688bdfb9b1
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@digia.com>
QmlDesigner: Use close instead of hide for process dialog

Task-number: QTCREATORBUG-12601
Change-Id: Id5e444d05fa93984839abef6a72f659c61aca0b5
Reviewed-by: Tim Jenssen <tim.jenssen@digia.com>