Merge pull request #53 from brainglobe/allen_cord_example

Update orientation for allen cord example

examples/heatmap_spinal_cord.py

@@ -23,7 +23,7 @@
  values,
  position=1000,
  # 'frontal' or 'sagittal', or 'horizontal' or a tuple (x,y,z)
- orientation="sagittal",
+ orientation="frontal",
  thickness=1000,
  atlas_name="allen_cord_20um",
  format="2D",