New cpp folder structure

Signed-off-by: Alexander Borsuk <me@alex.bio>

libs/drape_frontend/drape_hints.hpp

@@ -0,0 +1,11 @@
+#pragma once
+
+namespace df
+{
+struct Hints
+{
+  bool m_isFirstLaunch = false;
+  bool m_isLaunchByDeepLink = false;
+  bool m_screenshotMode = false;
+};
+}  // namespace df