Improve Cassandra requirements
Improve Cassandra requirements

ebyhr/presto,Praveen2112/presto,losipiuk/presto,11xor6/presto,11xor6/presto,losipiuk/presto,dain/presto,smartnews/presto,smartnews/presto,Praveen2112/presto,dain/presto,ebyhr/presto,dain/presto,11xor6/presto,dain/presto,ebyhr/presto,smartnews/presto,Praveen2112/presto,losipiuk/presto,losipiuk/presto,ebyhr/presto,Praveen2112/presto,11xor6/presto,losipiuk/presto,ebyhr/presto,smartnews/presto,Praveen2112/presto,smartnews/presto,dain/presto,11xor6/presto