EXC: add note about using Dijkstra distance

examples/run_meeg_time_generalization.m

@@ -84,7 +84,7 @@
 ds_sel.sa.chunks=cosmo_chunkize(ds_sel,2);
 % <@@<
 
-% Now use cosmo_dim_transpose to make 'time' a sample dimension, and 
+% Now use cosmo_dim_transpose to make 'time' a sample dimension, and
 % assign to ds_tr
 % Hint: the third argument to cosmo_dim_transpose must be 1, because
 % time now describes the first (sample) dimension in .samples

examples/run_surface_searchlight.m

@@ -227,6 +227,9 @@
 % Define a surface-based neighborhood (using cosmo_surficial_neighborhood)
 % with approximately 100 voxels per searchlight. Assign the result
 % to nbrhood.
+% Note: if you have issues compiling the fast marching toolbox,
+% you could alternatively (with little loss of precision / change in
+% results) add as additional arguments: 'metric','dijkstra'
 
 % >@@>
 nbrhood=cosmo_surficial_neighborhood(ds,surface_def,'count',100);