Prompt the user to download GAMA if he wish to and then configures
gamar, linking it to a GAMA engine installed on the system.
setup_gama(path = NA)
| path | path to the applicatation Gama Platform  | 
    
|---|
# NOT RUN { # For interactive usage: setup_gama() # If input a path, the function will not be interactive: setup_gama(getwd()) # }