doc updates for changing UI

docs/maps/indexing-geojson-data-tutorial.asciidoc

@@ -101,11 +101,6 @@ aggregation.
 The remaining default settings are good, but there are a couple of
 settings that you might want to change.
 
-. Under *Source settings* > *Grid resolution*, select from the different heat map resolutions.
-+
-The default "Coarse" looks
-good, but feel free to select a different resolution.
-
 . Play around with the *Layer Style* >
 *Color range* setting.
 +

docs/maps/maps-aggregations.asciidoc

@@ -34,18 +34,25 @@ The point location is the weighted centroid for all geo-points in the gridded ce
 
 [role="xpack"]
 [[maps-top-hits-aggregation]]
-=== Most recent entities
+=== Most relevant entities
 
-Most recent entities uses {es} {ref}/search-aggregations-bucket-terms-aggregation.html[terms aggregation] to group your documents by entity.
-Then, {ref}/search-aggregations-metrics-top-hits-aggregation.html[top hits metric aggregation] accumulates the most recent documents for each entry.
+Use most relevent entities to display documents per entity.
+For example, you can use most relevent entities to show the most recent GPS tracks per flight callsign.
 
-Most recent entities is available for <<vector-layer, vector layers>> with *Documents* source.
-To enable most recent entities, click "Show most recent documents by entity" and configure the following:
+Most relevant entities uses {es} {ref}/search-aggregations-bucket-terms-aggregation.html[terms aggregation] to group your documents by entity.
+Then, {ref}/search-aggregations-metrics-top-hits-aggregation.html[top hits metric aggregation] accumulates the most relevant documents for each entry.
 
+Most relevant entities is available for <<vector-layer, vector layers>> with *Documents* source.
+To enable most relevant entities:
+
+. In *Sorting*, check the *Show documents per entity* checkbox.
 . Set *Entity* to the field that identifies entities in your documents.
 This field will be used in the terms aggregation to group your documents into entity buckets.
 . Set *Documents per entity* to configure the maximum number of documents accumulated per entity.
 
+[role="screenshot"]
+image::maps/images/top_hits.gif[]
+
 [role="xpack"]
 [[point-to-point]]
 === Point to point

docs/maps/search.asciidoc

@@ -89,7 +89,7 @@ The most common cause for empty layers are searches for a field that exists in o
 
 You can prevent the search bar from applying search context to a layer by configuring the following:
 
-* In *Source settings*, clear the *Apply global filter to source* checkbox to turn off the global search context for the layer source.
+* In *Filtering*, clear the *Apply global filter to layer data* checkbox to turn off the global search context for the layer source.
 
 * In *Term joins*, clear the *Apply global filter to join* checkbox to turn off the global search context for the <<terms-join, term join>>.