- Added e3x.ops.normalize_and_return_norm
- Added option to include mapping as weighting in mapped functions
- Added option to return vector norms to e3x.nn.basis
- Added e3x.nn.ExponentialBasis (wraps e3x.nn.basis, injecting learnable gamma)
- Added e3x.ops.inverse_softplus helper function
- Added e3x.so3.delley_quadrature for computing Delley quadratures of S2