[videoob] Use wget instead of avconv
[videoob] Use wget instead of avconv

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