scans the friendlists of the specified bands for other bands and returns a hashtable with the new found bands,
if you want to insert them in an existing hashtable use the param scorelist
Reads the Top 100 Bands (or less if there are not 100 bands for the specific ranking)
for 1 of the 5 ranking methods (by fans, plays, views, membership and friends per day)
and creates an array of DTO_BandWithFPD