Take max comments to load from config.js

isso/js/app/config.js

@@ -5,6 +5,7 @@ define(function() {
         "css": true,
         "lang": (navigator.language || navigator.userLanguage).split("-")[0],
         "reply-to-self": false,
+        "max-comments": 20,
         "avatar-bg": "#f0f0f0",
         "avatar-fg": ["#9abf88", "#5698c4", "#e279a3", "#9163b6",
                       "#be5168", "#f19670", "#e4bf80", "#447c69"].join(" ")

isso/js/app/isso.js

@@ -100,7 +100,7 @@ define(["app/text/html", "app/dom", "app/utils", "app/config", "app/api", "app/m
         $("a.load_hidden", el).toggle("click",
             function() {
                 el.remove();
-                api.fetch($("#isso-thread").getAttribute("data-isso-id"), limit=20, parent=commentWrapper.id, lastcreated=lastcreated).then(
+                api.fetch($("#isso-thread").getAttribute("data-isso-id"), limit = config["max-comments"], parent=commentWrapper.id, lastcreated=lastcreated).then(
                     function(rv) {
                         if (rv.total_replies == 0) {
                             return;

isso/js/embed.js

@@ -26,7 +26,7 @@ require(["app/lib/ready", "app/config", "app/api", "app/isso", "app/count", "app
         $("#isso-thread").append(new isso.Postbox(null));
         $("#isso-thread").append('<div id="isso-root"></div>');
 
-        api.fetch($("#isso-thread").getAttribute("data-isso-id"), limit=20).then(
+        api.fetch($("#isso-thread").getAttribute("data-isso-id"), limit = config["max-comments"]).then(
             function(rv) {
                 if (rv.total_replies == 0) {
                     $("#isso-thread > h4").textContent = Mark.up("{{ i18n-no-comments }}");