Windows: Do not try to update keymap on WM_IME_CHAR messages

Task-number: QTBUG-35806

Change-Id: Ie1082353155aa7ee61f49f2fbcbfdb01d57e797c
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Use non-threaded render loop on Samsung Galaxy Tab 3

We get EGL_BAD_ACCESS from eglMakeCurrent() on this device, and
only on this device, so we simply work around it by disabling
the threaded render loop.

[ChangeLog][Android] Add workarounds for OpenGL bugs on Samsung
Galaxy Tab 3.

Task-number: QTBUG-34984
Change-Id: I309881f8317473ff87aea2f92d0f6f1b898342d3
Reviewed-by: Gunnar Sletta <gunnar.sletta@jollamobile.com>