Windows 7 x64 (Windows 7 msvc2013-x86_64) template
is needed since RTA is starting to deploy machines
from coin.

Task-number: QTQAINFRA-1521
Task-number: QTQAINFRA-1615
Change-Id: I7e9665bd37ee010a59ff3792f435d65eb9ad8c17
Reviewed-by: Heikki Halmet <heikki.halmet@qt.io>
Reviewed-by: Johanna Äijälä <johanna.aijala@qt.io>

This change will split common folder to four different folders:
Linux, Unix, Windows and MacOS. Each of these folders includes scripts
which are common for their operating system familes

Task-number: QTQAINFRA-1451
Change-Id: Ic93b2183052335dee875d1452b21e38d268b6474
Reviewed-by: Jędrzej Nowacki <jedrzej.nowacki@qt.io>

Added all the provisioning scripts that install required
programs and make changes to certain settings. These are needed to
build qt5. This replaces the old Windows 10 template.

Task-number: QTQAINFRA-1263
Change-Id: Ieeb2ae3c53841644996d99ca86228df6f825a63a
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Reviewed-by: Joni Jäntti <joni.jantti@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>

Added all the provisioning scripts that install required
programs and make changes to certain settings. These are needed to
build qt5. This replaces the old Windows 8 template.

Made all the Windows platforms use the scripts under
provisioning/common/ instead of duplicate files.

Task-number: QTQAINFRA-1357
Change-Id: Ic3f0b50079b212437fff711379f243753ab84872
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>