Inform other clients when we accept a change

services/web/app/coffee/Features/Ranges/RangesController.coffee

@@ -2,6 +2,7 @@ RangesManager = require "./RangesManager"
 logger = require "logger-sharelatex"
 UserInfoController = require "../User/UserInfoController"
 DocumentUpdaterHandler = require "../DocumentUpdater/DocumentUpdaterHandler"
+EditorRealTimeController = require("../Editor/EditorRealTimeController")
 
 module.exports = RangesController =
 	getAllRanges: (req, res, next) ->
@@ -25,4 +26,5 @@ module.exports = RangesController =
 		logger.log {project_id, doc_id, change_id}, "request to accept change"
 		DocumentUpdaterHandler.acceptChange project_id, doc_id, change_id, (error) ->
 			return next(error) if error?
+			EditorRealTimeController.emitToRoom project_id, "accept-change", doc_id, change_id, (err)->
 			res.send 204

services/web/public/coffee/ide/review-panel/controllers/ReviewPanelController.coffee

@@ -34,6 +34,15 @@ define [
 			$scope.$apply()
 			$timeout () ->
 				$scope.$broadcast "review-panel:layout"
+		
+		ide.socket.on "accept-change", (doc_id, change_id) ->
+			console.log "Got remote accept change", doc_id, change_id
+			if doc_id != $scope.editor.open_doc_id
+				getChangeTracker(doc_id).removeChangeId(change_id)
+			else
+				$scope.$broadcast "change:accept", change_id
+			updateEntries(doc_id)
+			$scope.$apply () ->
 
 		rangesTrackers = {}
 
@@ -124,13 +133,12 @@ define [
 				.success (docs) ->
 					for doc in docs
 						if doc.id != $scope.editor.open_doc_id # this is kept up to date in real-time, don't overwrite
-							rangesTrackers[doc.id] ?= new RangesTracker()
-							rangesTrackers[doc.id].comments = doc.ranges?.comments or []
-							rangesTrackers[doc.id].changes = doc.ranges?.changes or []
+							rangesTracker = getChangeTracker(doc.id)
+							rangesTracker.comments = doc.ranges?.comments or []
+							rangesTracker.changes = doc.ranges?.changes or []
 							updateEntries(doc.id)
 					$scope.reviewPanel.overview.loading = false
 				.error (error) ->
-					console.log "loading ranges errored", error
 					$scope.reviewPanel.overview.loading = false
 		
 		updateEntries = (doc_id) ->