native service, EGL, native test client

src/main/cpp/logger.cpp

@@ -0,0 +1,9 @@
+#include "logger.h"
+#include <android/log.h>
+#define LOG_TAG "MosisOS"
+#include <android/log_macros.h>
+
+void Logger::Log(const std::string &message)
+{
+    ALOGI("%s", message.c_str());
+}