SolrHitsCounter: Factor out actual Solr query to countTermHits()
SolrHitsCounter: Normalize #hits by #hits for just the answer w/o the question
SolrHitsCounter: Require proximity matches of clues + answer
SolrHitsCounter: Turn off hitsCount normalization again, but introduce separate AFs for a#hits and noramlized hitcount
SolrHitsCounter: Fix normalization when no answers were found (even though that's weird)
AnswerScoreLogistic: Update the model