There is no template for a game after intalling Unreal Engine from Visual Studio 2015. The plugin simple install "Epic Games Launcher".
You should run "Epic Games Launcher", then sign up or log in, then choose "Unreal Engine / Library / Engine Versions / Add Versions", then click install.
After installing Unreal Engine click choose "Unreal Engine / Launch / New Project / C++ / Basic Code / Create project.