Static tbb has always been frowned upon [1] sofar it has worked for us but
given our reliance on tbb is about to increase (D7475), I'd like to move the library
to more supported configuration. Which means moving it to be a dynamic library
I think I have been careful and have not broken any other platforms, but have
not tested this.
Landing this would involve new SVN libraries for everything that depends on tbb.
[1] https://www.threadingbuildingblocks.org/faq/there-version-tbb-provides-statically-linked-libraries
Merge remote-tracking branch 'origin/master' into tmp_dynamic_tbb