[backend-v10] Skip wait condition if vsync timeframe exceeds

The hwcomposer v10 backend can deadlock when setting an ambience theme
in jolla-gallery, as it is waiting for the signal to continue the swapping.
[backend-v10] Only print vsync information once
[backend-v10] Cache VSync FPS in global variable for use in the wait condition
Merge pull request #27 from beidl/master

[backend-v10] Skip wait condition if vsync timeframe exceeds
qeglfsscreen: Fix ordering in initializer to match class order.

Fixes a compile warning.
qeglfscontext: Build on Qt 5.3

5aaec4800066801f069dfb4606c5d9551a9b8110 in qtbase removed the eglApi parameter,
as it wasn't used anymore.
Merge pull request #28 from rburchell/master

Build on Qt 5.3 and up.
Merge branch 'master' of https://github.com/mer-hybris/qt5-qpa-hwcomposer-plugin

Signed-off-by: Yen-Chin Lee <coldnew.tw@gmail.com>

Conflicts:
	hwcomposer/qeglfscontext.cpp