0.6.13

• SparseTensor: __eq__ functionality
• SparseTensor: add functionality of two sparse matrices (#177)
• SparseTensor: to_torch_csr_tensor and from_torch_csr_tensor functionality
• SparseTensor: Allow indexing via np.array (#194)
• SparseTensor: Skip unnecessary assertions and enable non-blocking data transfers (#195)
• Allow loading of CPU wheels in a PyTorch CUDA installation

PyTorch 1.10 is now required.