Hide library if empty
When the default config is to have a visible library, currently it is also visible even though there is no code. This MR solves this issue. From now on the library will always be hidden if no library file is found.
When the default config is to have a visible library, currently it is also visible even though there is no code. This MR solves this issue. From now on the library will always be hidden if no library file is found.