Show highlights when showHighlights option is provided

h/static/scripts/host.coffee

@@ -37,6 +37,11 @@ class Annotator.Host extends Annotator.Guest
     if options.firstRun
       this.on 'panelReady', => this.actuallyShowFrame(transition: false)
 
+    # Host frame dictates the toolbar options.
+    this.on 'panelReady', =>
+      this.setTool('comment')
+      this.setVisibleHighlights(!!options.showHighlights)
+
     if @plugins.Heatmap?
       this._setupDragEvents()
       @plugins.Heatmap.element.on 'click', (event) =>

h/static/scripts/services.coffee

@@ -107,6 +107,8 @@ class Hypothesis extends Annotator
               entities.push href
             this.plugins.Store?.loadAnnotations()
 
+        # Allow the host to define it's own state
+        unless source is $window.parent
           channel.notify
             method: 'setTool'
             params: this.tool