added example solvation energy file.

solventmapcreator/test/resources/energyvaluestest.xml

+<?xml version='1.0' encoding='UTF-8'?>
+<phase:EnergyValues xmlns:phase="http://www-hunter.ch.cam.ac.uk/PhaseSchema">
+  <phase:FreeEnergyCollection><phase:FreeEnergy phase:stdInChIKey="-14.100solute" phase:fromSolventID="" phase:toSolventID="water" phase:valueType="MOLEFRACTION">
+            <phase:TotalEnergy>-34.8195308084233</phase:TotalEnergy>
+            <phase:EnergyContribution phase:ssipID1="1">-34.8195308084233</phase:EnergyContribution>
+        </phase:FreeEnergy>
+  </phase:FreeEnergyCollection>
+</phase:EnergyValues>