substitute solveWellEq with one inner solve for newly opened wells

opm/simulators/wells/WellInterface.hpp

@@ -320,6 +320,11 @@ namespace Opm
 
         void setDynamicThpLimit(const double thp_limit);
 
+        void solveWellToInitialize(const Simulator& ebosSimulator,
+                                   WellState& well_state,
+                                   Opm::DeferredLogger& deferred_logger);
+
+
     protected:
 
         // to indicate a invalid completion