Adjust the location of the compositors clientbuffer integration plugins

Change-Id: I85b293c981f9caf1bf9de34a54df7668198e2c7e
Reviewed-by: Andy Nichols <andy.nichols@digia.com>
Remove stale createGLIntegration functions

They are not used anymore since QtWaylandClient supports subclassing
QWaylandIntegration

Change-Id: I847a412725c4ce06377886b44236f9793b609399
Reviewed-by: Andy Nichols <andy.nichols@digia.com>
Remove compiler warning qtwaylandscanner

We don't need the interface name anymore

Change-Id: I8b1d334a549adb388da083dd8f4261755a54ff20
Reviewed-by: Andy Nichols <andy.nichols@digia.com>
Fix compiler warnings

Change-Id: I499c50c901bff1c496b05b628f8155376b5af267
Reviewed-by: Andy Nichols <andy.nichols@digia.com>