Removed test preferences field. Added reference to jsonlint.com to README.

README.md

@@ -51,3 +51,6 @@ The *array key* is part of the URL of the article links(!). You'll notice the `g
 The **type** has to be `xpath` for now. Maybe there will be more types in the future.
 
 The **xpath** value is the actual Xpath-element to fetch from the linked page.
+
+
+If you get an error about "Invalid JSON!", you can use [JSONLint](http://jsonlint.com/) to locate the erroneous part.

init.php

@@ -98,7 +98,6 @@ class Af_Feedmod extends Plugin implements IHandler
     function index()
     {
         global $pluginhost;
-        $sometext = $pluginhost->get($this, "sometext");
         $json_conf = $pluginhost->get($this, 'json_conf');
 
         print "<form dojoType=\"dijit.form.Form\">";
@@ -121,13 +120,6 @@ class Af_Feedmod extends Plugin implements IHandler
         print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"method\" value=\"save\">";
         print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"plugin\" value=\"af_feedmod\">";
 
-        print "<table width=\"100%\" class=\"prefPrefsList\">";
-
-        print "<tr><td width=\"40%\">".__("Some text")."</td>";
-        print "<td class=\"prefValue\"><input dojoType=\"dijit.form.ValidationTextBox\" required=\"1\" name=\"sometext\" value=\"$sometext\"></td></tr>";
-
-        print "</table>";
-
         print "<table width='100%'><tr><td>";
         print "<textarea dojoType=\"dijit.form.SimpleTextarea\" name=\"json_conf\" style=\"font-size: 12px; width: 99%; height: 500px;\">$json_conf</textarea>";
         print "</td></tr></table>";