#1217: Resolved two issues: Changed internal calculation of X in isenthalpicEnthalpy function and changed the inverse interval in function Modelica.Media.Air.ReferenceMoistAir.Utilities.Inverses.p_dTX.

git-svn-id: https://svn.modelica.org/projects/Modelica/trunk@6847 7ce873d0-865f-4ce7-a662-4bb36ea78beb