make the list of downloaders dynamic
make the list of downloaders dynamic

otherchirps/morph,openaustralia/morph,otherchirps/morph,openaustralia/morph,openaustralia/morph,otherchirps/morph,otherchirps/morph,openaustralia/morph,otherchirps/morph,openaustralia/morph,otherchirps/morph,otherchirps/morph,openaustralia/morph,openaustralia/morph