Add pybind11 library

.gitignore

+build/

.gitmodules

+[submodule "lib/pybind11"]
+	path = lib/pybind11
+	url = https://github.com/pybind/pybind11

CMakeLists.txt

+cmake_minimum_required (VERSION 2.8.12)
+project (starcraft-python-api)
+
+add_subdirectory(lib/pybind11)
+
+pybind11_add_module(library library.cxx)

pybind11 @ 58e551cc

+Subproject commit 58e551cc737d77575b05de198da49479b81222a1

library.cxx

+#include <pybind11/pybind11.h>
+
+int add(int i, int j)
+{
+    return i + j + 1;
+}
+
+PYBIND11_MODULE(library, m)
+{
+    m.doc() = "pybind11 example plugin";
+    m.def("add", &add, "A function which adds two numbers");
+}

tutorial.cxx

+#include <iostream>
+#include <pybind11/pybind11.h>
+
+int add(int i, int j)
+{
+    return i + j;
+}
+
+int main (int argc, char *argv[])
+{
+    while (true)
+    {
+        std::cout << "Hello World!" << std::endl;
+    }
+}