Squashed 'libs/loguru/' content from commit 644f60d

git-subtree-dir: libs/loguru
git-subtree-split: 644f60dca77de3b0f718a03d370c8ebdf5f97968

glog_example/main.cpp

@@ -0,0 +1,13 @@
+#include <iostream>
+#include "glog_example.hpp"
+
+int main(int argc, char* argv[])
+{
+    FLAGS_alsologtostderr = true;
+    FLAGS_colorlogtostderr = true;
+    google::ParseCommandLineFlags(&argc, &argv, true);
+    google::InitGoogleLogging(argv[0]);
+    LOG(INFO) << "Hello from main.cpp!";
+    complex_calculation();
+    LOG(INFO) << "main function about to end!";
+}