silverstripe http prod rules

RewriteCond             %{QUERY_STRING} ^(.*&)?showqueries(=|$)         [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?debug(=|$)                               [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?flush(=|$)                               [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?profile_trace(=|$)               [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?debug_profile(=|$)               [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?isDev(=|$)                               [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?debugmethods(=|$)                [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?debug_requests(=|$)      [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?debugfailover(=|$)               [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?previewwrite(=|$)                [NC,OR]
RewriteCond             %{QUERY_STRING} ^(.*&)?stage(=|$)                               [NC]
RewriteRule             (.*)                            http://%{HTTP_HOST}$1?  [L]