change to use new mmethod which can deal with dictionary.

solventmapcreator/solvationcalculation/solvationcalculator.py

@@ -31,7 +31,7 @@ First term in expression. Derivation:
 
 import logging
 import numpy as np
-import numpy.polynomial.polynomial as poly
+import solventmapcreator.polynomialanalysis.polynomialvaluecalculator as polyvalcalc
 
 logging.basicConfig()
 LOGGER = logging.getLogger(__name__)
@@ -85,7 +85,7 @@ def calculate_solvation_energy(epsilon, polynomial_coefficients):
     """This calcultes the solvation energy for the given SSIP value, using the
     polynomial coefficients given.
     """
-    return poly.polyval(epsilon, polynomial_coefficients)
+    return polyvalcalc.calculate_polynomial_values(epsilon, polynomial_coefficients)
 
 
 def calculate_association_constant(epsilon_i, epsilon_j, temperature):