ADD: set "freq_dim" and "phase_dim" fields in NIFTI headers also


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5220 42a5c34f-2066-0410-bec5-ba365beb4995
DOC


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5221 42a5c34f-2066-0410-bec5-ba365beb4995