Help plugin and QmlDesigner have been disabled for Qt5.

Change-Id: I9345d0fd00f9a575333dc972cc7adbdf146cd6cb
Reviewed-by: Alessandro Portale <alessandro.portale@nokia.com>

Renamed gui -> widgets.
Renamed declarative -> quick1.

With qbs the usage of qt.widgets and qt.quick1 with Qt4 is supported.

Change-Id: I6cadaf34527f1f880d74ced7d2d18dd9801b7de1
Reviewed-by: Alessandro Portale <alessandro.portale@nokia.com>

Change-Id: I850b2be8431803aac9d41fcaf40c89e6a1dd5a2c
Reviewed-by: Joerg Bornemann <joerg.bornemann@nokia.com>

* Removed utils, extensionsystem and aggregation dependencies
for plugins that depend on Core
* Capitalized Find and CPlusPlus

Change-Id: I505e5f46976f26da47ad778860f103b173668b1c
Reviewed-by: Joerg Bornemann <joerg.bornemann@nokia.com>

Change-Id: If6bf71797ae81655d24a77e6badb86a77312af38
Reviewed-by: hjk <qthjk@ovi.com>