[Qt-creator] [BUG] Release builds are actually debug builds

[Daniel Teske]

> When I try to do a release build in Qt Creator it makes a debug build.
> The culprit is that even though you select release as an active
> configuration, it still passes debug to make.
>
> You can fix this by editing the project, but it's not supposed to be this
> way is it now?
Obviously not, that bug is already fixed in the snapshot.

daniel