Gcc need to be downgraded from 6 to 5, because Gcc 6 is too new for
the latest Ubuntu LTS (16.04). This means Devtoolset-4 need to be used
instead of Devtoolset-6.

Task-number: QTBUG-64820
Change-Id: I2601aaaff5f3bbbadd867105fd4155239ab89825
Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>

bluez-libs-devel is needed to enable Qt Bluetooth

Task-number: QTBUG-64782
Change-Id: Ie668a44463307c7089bb96a087acab04c27dd3a0
(cherry picked from commit 9b722f9df91c4f7a6ca24d3ad18e68e3a76b137b)
Reviewed-by: Jani Heikkinen <jani.heikkinen@qt.io>

Needed by QtWebEngine

Change-Id: Ieed87170eccc288523bc966dab1a25025c37abfa
Reviewed-by: Jani Heikkinen <jani.heikkinen@qt.io>

Python3 is currently not installed in RHEL7.4 provisioning.

Change-Id: I788b7f40ab7731f50f98f15defaac13f0296b54e
Reviewed-by: Heikki Halmet <heikki.halmet@qt.io>

set -e won't work if logical OR is used after commands. These error
echo's need to be removed so that error catch will works. Also set -ex
added to print executed command when error caught.

Task-number: QTQAINFRA-1533
Change-Id: Ib4ea832a0ee813f99f59ebacad51ec57c3eff57d
Reviewed-by: Tony Sarajärvi <tony.sarajarvi@qt.io>

Change-Id: Id6847ee203fdee03c6db067a952f9da5188d3d5c
Reviewed-by: Tony Sarajärvi <tony.sarajarvi@qt.io>
Reviewed-by: Simo Fält <simo.falt@qt.io>

Subscription manager needs to be refreshed so that RedHat repositories
will stay available for provisioning scripts

Change-Id: Idebc994fbefde951000570f6690c6849abfd3666
Reviewed-by: Tony Sarajärvi <tony.sarajarvi@qt.io>

Added all the provisioning scripts that install required
programs and make changes to certain settings. These are needed to
build qt5.

This commit replaces RHEL 7.2 in desktop builds, android builds
and INTEGRITY builds.

Task-number: QTQAINFRA-1251
Task-number: QTQAINFRA-1252
Task-number: QTQAINFRA-1253
Task-number: QTQAINFRA-1267
Task-number: QTQAINFRA-1269
Change-Id: Icef19df7fb799a4008ccdc0584821c982055e339
Reviewed-by: Tony Sarajärvi <tony.sarajarvi@qt.io>