added StructFieldCat

StructFieldCat.m

+function S = StructFieldCat(S, T, dim)
+if nargin<3 || isempty(dim)
+    dim=1;
+end
+for i=1:size(T,2)
+    fields = fieldnames(S);
+    for k = 1:numel(fields)
+        aField     = fields{k}; % EDIT: changed to {}
+        
+        S.(aField) = cat(dim, S.(aField), T(i).(aField));
+    end
+end
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