Forces complex64 in ns_mmq_2site_sq_dq_zq instead complex128.
This fixes systemtests: - test_korzhnev_2005_15n_zq_data - test_korzhnev_2005_1h_sq_data
Task #7807 (https://gna.org/task/index.php?7807): Speed-up of dispersion models for Clustered analysis.
Authored by: tlinnet 2014-06-20
Parent: [r24198]
Child: [r24200]
