[Rspamd] Remove score for CTYPE_MIXED_BOGUS and ARC_REJECT, increase DNS timeout

data/conf/rspamd/local.d/metrics.conf

@@ -43,3 +43,6 @@ group "policies" {
     score = 4.0;
   }
 }
+symbol "CTYPE_MIXED_BOGUS" {
+  score = 0.0;
+}

data/conf/rspamd/local.d/options.inc

@@ -3,7 +3,7 @@ dns {
 }
 map_watch_interval = 30s;
 dns {
-  timeout = 4s;
+  timeout = 15s;
   retransmits = 5;
 }
 disable_monitored = true;

data/conf/rspamd/local.d/policies_group.conf

@@ -0,0 +1,5 @@
+symbols = {
+    "ARC_REJECT" {
+        weight = 0.0;
+    }
+}

data/web/css/admin.css

@@ -56,4 +56,7 @@ body.modal-open {
 .thumbnail img {
   min-height:100px;
   height:100px;
-}
+}
+.nav-tabs>li>a {
+  z-index: 1;
+}