Port Python Non-Linear Solvers to Rust

NonLinearEquationSolvers/Python/run_solvers.py

NonLinearEquationSolvers/Python/solvers.py

NonLinearEquationSolvers/Rust/Cargo.lock

NonLinearEquationSolvers/Rust/Cargo.toml

NonLinearEquationSolvers/Rust/rustfmt.toml

NonLinearEquationSolvers/Rust/src/lib.rs

NonLinearEquationSolvers/Rust/src/loop_monoliths.rs

NonLinearEquationSolvers/Rust/src/main.rs