Fix compilation on ARM

Android fix broke ARM compilation on non-Android Linux platforms.
Now correcly define Elf32_auxv_t only on Android/Qt and otherwise
include asm/hwcap.h

Same fix was previously applied to QtScript, which had the exact
same android problem (QTBUG-30978).

Task-number: QTBUG-34917
Change-Id: I29d570731754c6291f8dc0c379e6fdc8ec72b897
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@digia.com>
Detach image data when returning an ImageFrame as a native image.

With error analysis and fixing guidance by Allan Sandfeld Jensen.

This caused crashes when a gif was being loaded and the data in the
backing store for image frame was prematurely freed.

Task-number: QTBUG-31936
Change-Id: I7f4454db00cbbcf53f18060aa986a843c7522d57
Reviewed-by: Jocelyn Turcotte <jocelyn.turcotte@digia.com>
Doc: Fix issues in Qt WebKit documentation config file

This change addresses following issues:
    - Replace hard-coded version strings with QT_VERSION et al.
    - Use the word 'Reference' in description for consistency
    - Add a url variable
    - Add a filter for Qt WebKit (usable in Qt Creator Help)
    - Use the correct selector for listing QML types

Task-number: QTBUG-34966
Change-Id: Ic8f404720b02e022da964eadd50cbd140482809c
Reviewed-by: Jerome Pasion <jerome.pasion@digia.com>
WebKitQML examples does not work on Mac

A combination of a flawed GCC 4.2 implementation and a compiler
misdetection that meant it was also used for clang caused WebKitQML
to crash on startup.

Task-number: QTBUG-35040
Change-Id: I77534c0e9974a79e7487d5211b1374b250219d49
Reviewed-by: Jocelyn Turcotte <jocelyn.turcotte@digia.com>
Account for when the QGraphicsView is a top level widget

When the QGraphicsView was a top level widget then it would not account
for the transformations as it did not translate the point from the scene
to the view.

[ChangeLog][QtWebKitWidgets][QGraphicsWebView] Make sure that mouse
events for QGraphicsWebView items in a top level QGraphicsView.
Task-number: QTBUG-32179

Change-Id: I2c26580a7e7e5eaec08d71768298e961d3e9d13b
Reviewed-by: Michael Bruning <michael.bruning@digia.com>
Reviewed-by: Jocelyn Turcotte <jocelyn.turcotte@digia.com>
Merge remote-tracking branch 'origin/release' into stable

Change-Id: I9088052f76de19e584cd16fd039502de6b22bec2