- rename l_gadget and stop calling low lat PBS with N too large
- rename trlwe and trgsw
- rename lwe_mask_size into lwe_dimension
- rename lwe_in into lwe_array_in
- rename lwe_out into lwe_array_out
- rename decomp_level into level
- rename lwe_dimension_before/after into lwe_dimension_in/out
- a new crate concrete-cuda is added to the repository, containing some
Cuda implementations for the bootstrap and keyswitch and a Rust wrapping
to call them
- a new backend_cuda is added to concrete-core, with dedicated entities
whose memory is located on the GPU and engines that call the Cuda
accelerated functions