[Qt-creator] Increasing requirements for building Qt Creator master/4.10 to MSVC2017

[Eike Ziller]

Fewer compiler bugs compared to MSVC2015, LLVM 8 is requiring MSVC2017 too, and it shouldn’t hurt in any case.

https://codereview.qt-project.org/253159

Br, Eike

-- 
Eike Ziller
Principal Software Engineer

The Qt Company GmbH
Rudower Chaussee 13
D-12489 Berlin
eike.ziller at qt.io
http://qt.io
Geschäftsführer: Mika Pälsi,
Juha Varelius, Mika Harjuaho
Sitz der Gesellschaft: Berlin, Registergericht: Amtsgericht Charlottenburg, HRB 144331 B