changed: don't store schedule keywords unless required in simulators

in the python simulator we cannot make this decision up front
since the schedule can be modified from python code so we have
to do the safe thing

python/simulators/PyMain.hpp

@@ -42,7 +42,7 @@ public:
     std::unique_ptr<FlowMainType> initFlowBlackoil(int& exitCode)
     {
         exitCode = EXIT_SUCCESS;
-        if (initialize_<Properties::TTag::FlowEarlyBird>(exitCode)) {
+        if (initialize_<Properties::TTag::FlowEarlyBird>(exitCode, true)) {
             // TODO: check that this deck really represents a blackoil
             // case. E.g. check that number of phases == 3
             this->setupVanguard();