DEPLOY TEST: Avoid date separators on czo.

There may be a simpler way to check czo here, but the
main goal here is to just deploy-test the one-liner to
get some immediate user feedback.

static/js/feature_flags.js

@@ -2,6 +2,8 @@ var feature_flags = (function () {
 
 var exports = {};
 
+exports.avoid_date_separators = page_params.realm_name === 'Zulip Community';
+
 exports.load_server_counts = false;
 
 // The features below have all settled into their final states and can

static/js/message_list_view.js

@@ -73,6 +73,10 @@ function add_display_time(group, message_container, prev) {
         group.show_date = timerender.render_date(time, undefined, today)[0].outerHTML;
     }
 
+    if (feature_flags.avoid_date_separators) {
+        group.show_date_separator = false;
+    }
+
     if (message_container.timestr === undefined) {
         message_container.timestr = timerender.stringify_time(time);
     }