switch dtkCreator to dtkDistributed layer instead of support one.
Merge branch 'master' of github.com:d-tk/dtk
Merge branch 'master' of github.com:d-tk/dtk
add include <initializer_list> for msvc
Merge branch 'master' of github.com:d-tk/dtk
Merge branch 'master' of github.com:d-tk/dtk