Add a "Whats new" section to docs. Link in side bar.
Task-number: QDS-13115
Change-Id: Ifc4d4d7ed576dc8c1ba6f891ffe6714172f8568c
Reviewed-by: Teea Põldsam <teea.poldsam@qt.io>
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@qt.io>
To build the manual, switch to qtcreator\doc\qtdesignstudiodoc,
run qmake, and then "make docs".
The example documentation does not get built with this change.
We need to decide whether to move the examples or fetch their
docs from the other repository.
Task-number: QDS-1487
Change-Id: Ic0a8c15b226eba8ac90686953568f3deaa000fb0
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
