arrayofstrings facet on columns with space in title fails

Author: vabarbosa

lib/transform.js

@@ -11,7 +11,7 @@ var findfield = function(f, flist) {
 var x = function(doc, schema) {
   for(var i in doc) {
     var v = doc[i];
-    i = i.replace(/\W/g,"_");
+    // i = i.replace(/\W/g,"_");
     var f = findfield(i, schema.fields);
     if (f) {
       switch (f.type) {