Doc: Removed the duplicate content
Doc: Removed the duplicate content

Replaced Qt Creator configuration information with
a link to the Qt Creator manual section that outlines
the steps.

Change-Id: Ida5b064544906297e7a27ff37328eae0b78ddf25
Reviewed-by: Leena Miettinen <885fda02d52616fec24ed5fed9b3f0568fce3ead@digia.com>
Reviewed-by: Jerome Pasion <c10995d24f6b454503389e8d00d837aef038985d@digia.com>

kobolabs/qtdoc,kobolabs/qtdoc,kobolabs/qtdoc,kobolabs/qtdoc