Deprecate 'testProb' constructors

These constructors should be removed and any useful test code they
contain incorporated into new or existing tests.

include/cantera/thermo/HMWSoln.h

@@ -1302,6 +1302,7 @@ public:
      *
      * @param testProb Hard -coded test problem to instantiate.
      *                 Current valid values are 1.
+     * @deprecated To be refactored into a standalone test
      */
     HMWSoln(int testProb);
 

include/cantera/thermo/MargulesVPSSTP.h

@@ -300,6 +300,7 @@ public:
      *  @param testProb Hard-coded value. Only the value of 1 is used. It's
      *                  for a LiKCl system test to predict the eutectic and
      *                  liquidus correctly.
+     *  @deprecated To be refactored into a standalone test
      */
     MargulesVPSSTP(int testProb);
 

include/cantera/thermo/MixedSolventElectrolyte.h

@@ -295,6 +295,7 @@ public:
      *  @param testProb Hard-coded value. Only the value of 1 is used. It's
      *                  for a LiKCl system -> test to predict the eutectic and
      *                  liquidus correctly.
+     *  @deprecated To be refactored into a standalone test
      */
     MixedSolventElectrolyte(int testProb);
 

include/cantera/thermo/PhaseCombo_Interaction.h

@@ -368,6 +368,7 @@ public:
      *  @param testProb Hard-coded value. Only the value of 1 is used. It's
      *                  for a LiKCl system -> test to predict the eutectic and
      *                  liquidus correctly.
+     *  @deprecatedu unimplemented
      */
     PhaseCombo_Interaction(int testProb);
 

include/cantera/thermo/RedlichKisterVPSSTP.h

@@ -292,6 +292,7 @@ public:
      *  @param testProb Hard-coded value. Only the value of 1 is used. It's
      *                  for a LiKCl system -> test to predict the eutectic and
      *                  liquidus correctly.
+     *  @deprecated To be refactored into a standalone test
      */
     RedlichKisterVPSSTP(int testProb);
 

include/cantera/thermo/RedlichKwongMFTP.h

@@ -65,6 +65,7 @@ public:
      *
      * @param testProb Hard -coded test problem to instantiate.
      *                 Current valid values are 1.
+     * @deprecated To be refactored into a standalone test
      */
     RedlichKwongMFTP(int testProb);