exa2pro/starpu-max: porting work to Maxeler DFE @ 54f635308dcd029a873a48a8e2793906754fad8d

Nathalie Furmento 7e047b0b6e tests: use FPRINTF instead of printf to disable printing when environment variable STARPU_SSILENT is set		%!s(int64=14) %!d(string=hai) anos
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non_linear_regression_based.c	b3a6c1f52b do not use typedef for starpu_codelet, use it directly as a struct	%!s(int64=14) %!d(string=hai) anos
regression_based.c	7e047b0b6e tests: use FPRINTF instead of printf to disable printing when environment variable STARPU_SSILENT is set	%!s(int64=14) %!d(string=hai) anos