Fix logfile loading behind reverse proxy (#1047)

cps/static/js/logviewer.js

@@ -32,21 +32,8 @@ function init(logType) {
     var d = document.getElementById("renderer");
     d.innerHTML = "loading ...";
 
-    /*var r = new XMLHttpRequest();
-    r.open("GET", "/ajax/log/" + logType, true);
-    r.responseType = "text";
-    r.onload = function() {
-        var text;
-        text = (r.responseText).split("\n");
-        $("#renderer").text("");
-        console.log(text.length);
-        for (var i = 0; i < text.length; i++) {
-            $("#renderer").append( "<div>" + _sanitize(text[i]) + "</div>" );
-        }
-    };
-    r.send();*/
     $.ajax({
-        url: "/ajax/log/" + logType,
+        url: window.location.pathname + "/../../ajax/log/" + logType,
         datatype: "text",
         cache: false
     })