You will never be able to install that plugin to the Authoring Tool because it does not have the required properties.schema - in fact it is not a valid component at all I don't think it doesn't have nearly enough files.

Please see my list for compatability of plugins:

https://docs.google.com/spreadsheets/d/1XDPyohslGe3bFrLo4U_Rr-muIzRVojnShYmmEKqOqnQ/edit

Helen