RFC: plan for starting the Qt5/KF5 port

[Thorsten Zachmann]

Hello,

> 
> I say it should be done now, and be done to 2.9 too
> 
> And I almost don't think maintainers should be able to say no. The long term
> goal of having a clean codebase is more important than short term issue
> with git blame (have a separate permanent checkout before this revision
> where you can run git blame)
> 
> After all maintainers and developers come and go. It's important all of our
> codebase is as easy and consistent to look at as possible - and yeah i know
> that is an argument for keeping easy history too - sigh

There is also the option -w to git blame that ignores whitespace changes. 
Which should be the majority of changes showing a problem. 

Thorsten