Merge pull request #4657 from vespa-engine/kkraune-patch-1

Add totalKeepRankCount to ranking options

Author: bratseth

en/reference/api/query.html

@@ -71,6 +71,7 @@ <h2 id="parameters">Parameters</h2>
     <li><a href="#ranking.features">ranking.features</a> [<em>input</em>, <em>rankfeature</em>]</li>
     <li><a href="#ranking.freshness">ranking.freshness</a></li>
     <li><a href="#ranking.keeprankcount">ranking.keepRankCount</a></li>
+	<li><a href="#ranking.totalkeeprankcount">ranking.totalKeepRankCount</a></li>
     <li><a href="#ranking.listfeatures">ranking.listFeatures</a> [<em>rankfeatures</em>]</li>
     <li><a href="#ranking.matchPhase">ranking.matchPhase</a></li>
     <li><a href="#ranking.matching">ranking.matching</a></li>