exa2pro/starpu-max: porting work to Maxeler DFE @ 19d955bb82685d0e029890f981304c27c0d80a20

Corentin Salingue 19d955bb82 update test in doc		13 lat temu
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devel	2513a83028 Document handle and replicate refcounting	14 lat temu
doxygen	19d955bb82 update test in doc	13 lat temu
texinfo	831b4a22f7 doc: move tools to check texinfo documentation to doc/texinfo/dev	13 lat temu
tutorial	b227dbcfdc Use STARPU_ATTRIBUTE_* macros	13 lat temu
COPYING.GFDL	991ca7049f doc is licensed under GFDL	15 lat temu