Merge branch 'getrf_nopiv_task' into 'master'

compute/zgetrf.c

include/chameleon/flops.h

runtime/starpu/codelets/codelet_zgeadd.c

runtime/starpu/codelets/codelet_zgemm.c

runtime/starpu/codelets/codelet_zgetrf_batched.c

runtime/starpu/codelets/codelet_zgetrf_blocked.c

runtime/starpu/codelets/codelet_zgetrf_nopiv.c

runtime/starpu/codelets/codelet_zgetrf_percol.c

runtime/starpu/codelets/codelet_zhemm.c

runtime/starpu/codelets/codelet_zher2k.c

runtime/starpu/codelets/codelet_zherk.c

runtime/starpu/codelets/codelet_zipiv_allreduce.c

runtime/starpu/codelets/codelet_zlascal.c

runtime/starpu/codelets/codelet_zlaswp.c

runtime/starpu/codelets/codelet_zlaswp_batched.c

runtime/starpu/codelets/codelet_zperm_allreduce.c

runtime/starpu/codelets/codelet_zpotrf.c

runtime/starpu/codelets/codelet_zsymm.c

runtime/starpu/codelets/codelet_zsyr2k.c

runtime/starpu/codelets/codelet_zsyrk.c