Add a WindowLayer class

Signed-off-by: Axel Davy <axel.davy@ens.fr>
Correct an error in random_one_hot_topological_dense_design_matrix

Signed-off-by: Axel Davy <axel.davy@ens.fr>
Add a test for WindowLayer

Signed-off-by: Axel Davy <axel.davy@ens.fr>
Remove the word Shallow and two empty lines after defs

Signed-off-by: Axel Davy <axel.davy@ens.fr>
Remove test_windowlayer from Whitelist
Change the WindowLayer test to make it more useful.
Corrects some coding style issues in test_windowlayer.

Signed-off-by: Axel Davy <axel.davy@ens.fr>
test_windowlayer: Fix np array type
Complete documentation of test_windowlayer

Signed-off-by: Axel Davy <axel.davy@ens.fr>
Merge pull request #802 from axeldavy/WindowLayer

Add WindowLayer