Changes due to more testing involving UV equil runs on a NASA9 mechanism.

-> Changed the damping strategy
  -> Upgraded the initial find-temperature strategy
  -> changed the solution tolerance requirements -> sometimes it was
          getting hung up at the end.

Cantera/src/equil/ChemEquil.h

@@ -221,7 +221,6 @@ namespace Cantera {
      */
     int m_eloc;
 
-    doublereal m_startTemp, m_startDens;
     vector_fp m_startSoln;
 
     vector_fp m_grt;