Add suggestion of commands in case of if "unknown"
Add suggestion of commands in case of if "unknown"

Very useful to find the good short alias...

sputnick-dev/weboob,yannrouillard/weboob,willprice/weboob,eirmag/weboob,Boussadia/weboob,frankrousseau/weboob,eirmag/weboob,Konubinix/weboob,willprice/weboob,nojhan/weboob-devel,eirmag/weboob,franek/weboob,willprice/weboob,sputnick-dev/weboob,frankrousseau/weboob,yannrouillard/weboob,franek/weboob,Konubinix/weboob,laurent-george/weboob,RouxRC/weboob,Boussadia/weboob,Boussadia/weboob,Konubinix/weboob,laurent-george/weboob,nojhan/weboob-devel,Boussadia/weboob,laurent-george/weboob,RouxRC/weboob,RouxRC/weboob,nojhan/weboob-devel,frankrousseau/weboob,franek/weboob,yannrouillard/weboob,sputnick-dev/weboob