limits some other bots on heavy resources

playbooks/templates/services/jmmc-www/backend.j2

@@ -23,6 +23,9 @@ backend twiki-backend
     # reduce load / heavy computation using redirect to login url requests without TWIKISID 
     acl cookie-has-twikisid hdr_reg(Cookie) .*TWIKISID.*
     acl bot-user-agent      hdr_reg(User-Agent) .*bot.*
+    acl bot-user-agent      hdr_reg(User-Agent) .*crapy.*
+    acl bot-user-agent      hdr_reg(User-Agent) .*babbar.*
+    acl bot-user-agent      hdr_reg(User-Agent) .*spider.*
     acl view-pages          url_beg -i      /twiki/bin/view/
     acl pub-pages           url_beg -i      /twiki/pub/