Added KnowledgeBase::set methods for direct KR entry and from/to_pyst…

…rings (#113)

port/python/src/Madara.cpp

@@ -77,10 +77,14 @@ BOOST_PYTHON_MODULE(madara)
 
   def("to_pylongs", &stl_to_python<std::vector<int64_t>>);
 
+  def("to_pystrings", &stl_to_python<std::vector<std::string>>);
+
   def("from_pydoubles", &python_to_stl<std::vector<double>>);
 
   def("from_pylongs", &python_to_stl<std::vector<int64_t>>);
 
+  def("from_pystrings", &python_to_stl<std::vector<std::string>>);
+
   define_filters();
   define_transport();
   define_knowledge();

port/python/src/MadaraKnowledge.cpp

@@ -2057,6 +2057,26 @@ void define_knowledge(void)
           m_send_modifieds_0_of_2(args("prefix", "settings"),
               "Sends all modified variables through the attached transports."))
 
+      // sets a knowledge record to a specified value
+      .def("set",
+          static_cast<int (madara::knowledge::KnowledgeBase::*)(
+              const VariableReference &,
+              const KnowledgeRecord &,
+              const EvalSettings & )>(
+              &madara::knowledge::KnowledgeBase::set),
+          m_set_2_of_3(args("key", "value", "settings"),
+              "Atomically sets the value of a variable to a KnowledgeRecord."))
+
+      // sets a knowledge record to a specified value
+      .def("set",
+          static_cast<int (madara::knowledge::KnowledgeBase::*)(
+              const std::string &,
+              const KnowledgeRecord &,
+              const EvalSettings & )>(
+              &madara::knowledge::KnowledgeBase::set),
+          m_set_2_of_3(args("key", "value", "settings"),
+              "Atomically sets the value of a variable to a KnowledgeRecord."))
+
       // sets a knowledge record to a double
       .def("set",
           static_cast<int (madara::knowledge::KnowledgeBase::*)(