[Qt-creator] customized make & clean

[Daniel Teske]

> yet another enhancement request:
> I am using the opportunity to customize the build step 'make' in
> Projects->'Build Settings' (actually to realize remote-compile, see
> attachment). Unfortunately qtcreators 'Clean' function is (resp. seems to
> be) not costumizable nor does it take account of the customized 'make'
> command.

Yep we don't have user interface for that.

daniel