fixed: make a two-param map template for splitDynMap

[akva2]

gcc is more forgiving with default template parameters than clang.

Closes #1610

[akva2]

jenkins build this please

[wito]

@akva2 There is another function; reconstructDynMap:

In file included from /Users/wito/Developer/OPM/opm-common/src/opm/parser/eclipse/Python/Python.cpp:21:
/Users/wito/Developer/OPM/opm-common/opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp:320:17: error: no matching member function for call to 'reconstructDynMap'
                reconstructDynMap(splitvfpprod.first, splitvfpprod.second, vfpprod_tables);
                ^~~~~~~~~~~~~~~~~
/Users/wito/Developer/OPM/opm-common/opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp:468:14: note: candidate template ignored: substitution failure : template template argument has different template parameters than its
      corresponding template template parameter
        void reconstructDynMap(const std::vector<Type>& unique,
             ^
/Users/wito/Developer/OPM/opm-common/opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp:321:17: error: no matching member function for call to 'reconstructDynMap'
                reconstructDynMap(splitvfpinj.first, splitvfpinj.second, vfpinj_tables);
                ^~~~~~~~~~~~~~~~~
/Users/wito/Developer/OPM/opm-common/opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp:468:14: note: candidate template ignored: substitution failure : template template argument has different template parameters than its
      corresponding template template parameter
        void reconstructDynMap(const std::vector<Type>& unique,
             ^

[akva2]

jenkins build this please

[wito]

f0a25e4 builds for me, tests will take some time to see.

Edit: Tests are good as well.