Replace unique_future by shared_future
Add shared_memory future/async and hpx specialization
Fix tbb future
cosmetic changes
Add openmp future
Fix some errors due to copy/paste stuff
try hpx future chaining of transform spawner call
asynchronous hpx transform
Update asynchronous transform
specific data specialization for all arch
cosmetic changes
Some modifications to test asynchronous hpx transform
Define specific data with futures
Use boost proto to browse the ASTs finding containers and aggregate their futures
Fix hpx spawner and add synchronization stuff