Add qmake generation of Android deployment settings

This outputs a json file with the necessary settings from qmake
so that an external build tool can easily get the settings without
having to parse the entire .pro source. Used by the androiddeployqt
tool.

Task-number: QTBUG-32856
Change-Id: I5d3ac0ab6a0350162d06b0a0bf0c9bcbd90d8b5a
Reviewed-by: Daniel Teske <daniel.teske@digia.com>
Reviewed-by: Paul Olav Tvete <paul.tvete@digia.com>
Android: Add tokens for androiddeployqt in template files

Make it possible for the androiddeployqt tool to replace certain
parts of the template with data from the .pro file.

Task-number: QTBUG-32856
Change-Id: Iaedd2076bc1ea5dac0b94624c0ba3a755d2a08f3
Reviewed-by: Daniel Teske <daniel.teske@digia.com>
Make Accessibility public

There is no point in having QAccessible2, so merge it with the normal
QAccessible. The header will be removed in a subsequent commit as it is
still needed by declarative at this point in time.

Change-Id: I1fc47d484d482f25387eba827bc5a373536b7a8b
Reviewed-by: Jan Arve Sæther <jan-arve.saether@digia.com>
Specify valid values for QScrollArea::setAlignment()

Change-Id: If0c19d83d97fd218fc79f44421e16ca362964e8f
Reviewed-by: Jerome Pasion <jerome.pasion@digia.com>
Revert 15da0a5af20fe6771bcb94ef8d46edbd5c8fb64c.

It apparently breaks users' applications.

Task-number: QTBUG-33487

Change-Id: Iaeceb3a02b5c7b9ab839c14693aaffcdf9394bc6
Reviewed-by: John Layt <jlayt@kde.org>
Reviewed-by: hjk <hjk121@nokiamail.com>