docs(poly): began cleaning up and adding docs

src/poly/solver/private/polySolver.cpp

@@ -194,6 +194,9 @@ void PolySolver::solve() const {
     const solverBundle sb = setupNewtonSolver();
     sb.newton.Mult(zero_rhs, state_vector);
 
+    // TODO: Need some system here to reconstruct the full system vector from what MFEM's Newton Solver
+    //       will return, since that will end up being the vector for the reduced system.
+
     // --- Save and view an approximate 1D solution ---
     saveAndViewSolution(state_vector);
 }

src/poly/solver/public/polySolver.h

@@ -190,4 +190,4 @@ private: // Private methods
 
     static void GetDofCoordinates(const mfem::FiniteElementSpace &fes, const std::string& filename);
 
-};
+};