crash using compcor

[lunebellec]

Several reports of a crash in niak_brick_regress_confounds with the following error:

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Something went bad ... the job has FAILED !
The last error message occured was :
A(I,J): column index out of bounds; value 5 out of bound 4
File /opt/niak/0.7.1/commands/SI_processing/niak_compcor.m at line 103
File