Load a ressource from CDNJS or from own domain (if it exist)
With this you can
I want to use it in my php apps to link cdnjs for smaller download size and have the possibility to run the webapps without internet connection too. Additionally I have an admin for browsing and download .. and to check the versions of all libraries I use.
The requirements are low:
Additionally for the admin webgui (not required for your project that bundles the base class)