hashdist/hashstack — pull request #155 by robertmaynard (2014-03-14 13:53:22+00:00)
Title: Add in support for the qt package.

I wonder if this a valid way to pass in optional platform and arch flags.

To qt to build using the clang toolset on mac the following is the correct platform and arch values:
qt:
toolset: unsupported/macx-clang
arch: x86_64