fetch all nested comments when set to 'inf'

isso/js/app/isso.js

@@ -101,7 +101,7 @@ define(["app/text/html", "app/dom", "app/utils", "app/config", "app/api", "app/m
             function() {
                 el.remove();
                 api.fetch($("#isso-thread").getAttribute("data-isso-id"),
-                    config["reveal-on-click"], "0",
+                    config["reveal-on-click"], config["max-comments-nested"],
                     commentWrapper.id,
                     lastcreated).then(
                     function(rv) {

isso/js/embed.js

@@ -30,7 +30,7 @@ require(["app/lib/ready", "app/config", "app/api", "app/isso", "app/count", "app
             config["max-comments-top"],
             config["max-comments-nested"]).then(
             function(rv) {
-                if (rv.total_replies == 0) {
+                if (rv.total_replies === 0) {
                     $("#isso-thread > h4").textContent = Mark.up("{{ i18n-no-comments }}");
                     return;
                 }