Add stub of std-stream-send

std-stream-send/test/CMakeLists.txt

@@ -0,0 +1,7 @@
+add_executable(std-stream-send-tests main.cpp)
+
+target_link_libraries(std-stream-send-tests
+        std-stream-send-lib
+        gtest
+        )
+

std-stream-send/test/main.cpp

@@ -0,0 +1,8 @@
+#include "gtest/gtest.h"
+
+using namespace std;
+
+int main(int argc, char **argv) {
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}