use views

Co-authored-by: Brian Chen <ToucheSir@users.noreply.github.com>

src/layers/recurrent.jl

@@ -82,7 +82,7 @@ end
 flip(f, xs) = reverse(f.(reverse(xs)))
 
 function (m::Recur)(x::AbstractArray{T, 3}) where T
-  h = [m(x[:, :, i]) for i in 1:size(x, 3)]
+  h = [m(view(x, :, :, i)) for i in 1:size(x, 3)]
   sze = size(h[1])
   reshape(reduce(hcat, h), sze[1], sze[2], length(h))
 end