% Change fields in the header and data structures when change crystal lattice parameters and orientation
%
%   >> [header,data]=change_crystal_alter_fields(header_in,data_in,alatt)
%   >> [header,data]=change_crystal_alter_fields(header_in,data_in,alatt,angdeg)
%   >> [header,data]=change_crystal_alter_fields(header_in,data_in,alatt,angdeg,rotmat)
%   >> [header,data]=change_crystal_alter_fields(header_in,data_in,alatt,angdeg,u,v)    % only if sqw-type data
%   >> [header,data]=change_crystal_alter_fields(header_in,data_in,rlu_corr)
%