add tests for categoriezation
add tests for categoriezation

Techylite/speakerinnen_liste,rubymonsters/speakerinnen_liste,nerdinand/speakerinnen_liste,rubymonsters/speakerinnen_liste,acid/speakerinnen_liste,acid/speakerinnen_liste,acid/speakerinnen_liste,nerdinand/speakerinnen_liste,rubymonsters/speakerinnen_liste,1000miles/speakerinnen_liste,BriocheBerlin/speakerinnen_liste,Techylite/speakerinnen_liste,BriocheBerlin/speakerinnen_liste,BriocheBerlin/speakerinnen_liste,Techylite/speakerinnen_liste,1000miles/speakerinnen_liste,nerdinand/speakerinnen_liste,1000miles/speakerinnen_liste