edit-jobset.tt: Retain old inputs with dashes in their name

Fixes #149

src/root/edit-jobset.tt

@@ -183,7 +183,7 @@
     var inputs = {};
     for (var i = 0; i < formElements.length; i++) {
       var elem = formElements[i];
-      var match = elem.name.match(/^input-(\w+)-(\w+)$/);
+      var match = elem.name.match(/^input-([A-Za-z][\w-]*)-(\w+)$/);
       if (match === null) {
         data[elem.name] = elem.value;
       } else {