Merge branch 'master' of gh:apenwarr/afterquery

* 'master' of gh:apenwarr/afterquery:
  Convert bool columns to numbers when charting.
  Add afterquery.exec(), which calculates a grid but doesn't render it.
  getUrlData() is now run as part of the queue.
  Change enqueue()/runqueue() to avoid global variables.
  wvtest.js: bare minimum changes to make it work with MacOS jsc command.
diff --git a/render.js b/render.js
index 2926584..31579b7 100644
--- a/render.js
+++ b/render.js
@@ -116,7 +116,8 @@
     }
     return s.replace(/&/g, '&')
         .replace(/</g, '&lt;')
-        .replace(/>/g, '&gt;');
+        .replace(/>/g, '&gt;')
+        .replace(/\n/g, '<br>\n');
   }