diff --git a/isso/js/app/markup.js b/isso/js/app/markup.js
deleted file mode 100644
index 98461a1..0000000
--- a/isso/js/app/markup.js
+++ /dev/null
@@ -1,50 +0,0 @@
-define(["vendor/markup", "app/config", "app/i18n", "app/text/svg"], function(Mark, config, i18n, svg) {
-
-    "use strict";
-
-
-    // circumvent https://github.com/adammark/Markup.js/issues/22
-    function merge(obj) {
-        var result = {};
-        for (var prefix in obj) {
-            for (var attrname in obj[prefix]) {
-                result[prefix + "-" + attrname] = obj[prefix][attrname];
-            }
-        }
-        return result;
-    }
-
-    Mark.delimiter = ":";
-    Mark.includes = merge({
-        conf: config,
-        i18n: i18n[i18n.lang],
-        svg: svg
-    });
-
-    Mark.pipes.datetime = function(date) {
-        if (typeof date !== "object") {
-            date = new Date(parseInt(date, 10) * 1000);
-        }
-
-        return [date.getUTCFullYear(), pad(date.getUTCMonth(), 2), pad(date.getUTCDay(), 2)].join("-");
-    };
-
-    Mark.pipes.substract = function(a, b) {
-        return parseInt(a, 10) - parseInt(b, 10);
-    };
-
-    var strip = function(string) {
-        // allow whitespace between Markup.js delimiters such as
-        // {{ var | pipe : arg }} instead of {{var|pipe:arg}}
-        return string.replace(/\{\{\s*(.+?)\s*\}\}/g, function(match, val) {
-            return ("{{" + val + "}}").replace(/\s*\|\s*/g, "|")
-                                      .replace(/\s*\:\s*/g, ":");
-        });
-    };
-
-    return {
-        up: function(template, context) {
-            return Mark.up(strip(template), context);
-        }
-    };
-});
\ No newline at end of file