Moved the model potential headers, updated include paths

interface/model_potentials.cpp

@@ -7,8 +7,8 @@
 
 #include "pybind11_wrapper.hpp"
 
-#include "teqp/models/squarewell.hpp"
-#include "teqp/models/exp6.hpp"
+#include "teqp/models/model_potentials/squarewell.hpp"
+#include "teqp/models/model_potentials/exp6.hpp"
 
 using namespace teqp;
 

src/tests/catch_test_EXP6.cxx

@@ -5,7 +5,7 @@ using Catch::Approx;
 
 #include "teqp/algorithms/critical_pure.hpp"
 
-#include "teqp/models/exp6.hpp"
+#include "teqp/models/model_potentials/exp6.hpp"
 #include "teqp/derivs.hpp"
 #include <Eigen/Dense>
 

src/tests/catch_test_SW.cxx

@@ -5,7 +5,7 @@ using Catch::Approx;
 
 #include "teqp/algorithms/critical_pure.hpp"
 
-#include "teqp/models/squarewell.hpp"
+#include "teqp/models/model_potentials/squarewell.hpp"
 #include "teqp/derivs.hpp"
 #include <Eigen/Dense>