v2.1.0
* Using shell scripts for tetrad_ (causal-cmd) algorithms. * Updating docs. * Skipping hidden files (starting with .) when iterating over modules. * Adding GRaSP from causal-learn. * Adapting fges to causal-cmd 1.9.0 * Adding Tetrad GRaSP. * Fixed bug for checking if CPDAG in the benchmarks module. * Using Tetrad (causal-cmd) algorithms use version 1.9.0. * Removing some algs in tetrad.json from the comparison.