Switch to side-by-side view

--- a/.hgignore
+++ b/.hgignore
@@ -94,4 +94,4 @@
 website/pages/recoll-mingw.html
 website/pages/recoll-webui-install-wsgi.html
 website/pages/recoll-windows.html
-src/doc/user/RCL.SEARCH.SYNONYMS.html
+website/pages/recoll-windows-faq.html