NEW: multiprocessing in misc
EHN: map for multi processing
EHN: multifit in multiprocessing
EHN: change from to266 comment
Merge branch 'EHN_mp_map' of https://github.com/pburdet/hyperspy into pburdet-EHN_mp_map
Merge branch 'pburdet-EHN_mp_map' into ENH_parallel_multifit