Reword MEG pipeline
Reword MEG pipeline

Removed --preProc1,2,3 and --preAnat1,2 and replaced them with
--preProc and --preAnat.
Also added exception handling for the subject loop so errors can
occur by subject and the pipeline continues.

KuperbergLab/MRI_scripts,KuperbergLab/MRI_scripts,KuperbergLab/MRI_scripts,KuperbergLab/MRI_scripts