Few improvements

* Fix netdata config files owner
* Increase net backlog in sysctl.conf
* force wo-kernel tweak update during upgrade

wo/cli/templates/map-wp.mustache

@@ -50,8 +50,6 @@ map $request_uri $uri_no_cache {
     "~*/embed" 1;
     "~*/commande/" 1;
     "~*/resetpass/" 1;
-
-
 }
 
 # do not cache requests with query strings

wo/cli/templates/sysctl.mustache

@@ -196,8 +196,8 @@ net.core.somaxconn = 32768
 # Increase number of incoming connections backlog
 net.core.netdev_max_backlog = 16384
 net.core.dev_weight = 64
-net.core.netdev_budget = 600
-net.core.netdev_budget_usecs = 4000
+net.core.netdev_budget = 1200
+net.core.netdev_budget_usecs = 8000
 
 # Increase the maximum amount of option memory buffers
 net.core.optmem_max = 65535