adblock: release 2.0.0

* changed complete dnsmasq handling
  - no longer redirect ad requests to internal web server via firewall 
    rules etc., in fact send back a simple NXDOMAIN for all
    ad related (sub-)domains
  - smaller memory footprint for block lists
  - removed needless uhttpd instances
  - removed needless firewall rules/redirects
* init/hotplug system migrated to procd
  - removed hotplug.d script, now using procd interface trigger
* reduced code size/complexity
  - removed needless internal pre-checks & function blocks,
    no longer rely on a separate helper library
  - removed flash writes to adblock config
* support different download tools like wget (default), aria2c,
uclient-fetch, curl (see online doc)
* adblock status/statistics via ubus call (see online doc)
* various bug fixes
* documentation update
* changed makefile copyright notice

Signed-off-by: Dirk Brenken <dev@brenken.org>

net/adblock/files/adblock.conf

@@ -3,10 +3,9 @@
 
 config adblock 'global'
 	option adb_enabled '1'
-	option adb_cfgver '2.5'
+	option adb_debug '0'
 	option adb_whitelist '/etc/adblock/adblock.whitelist'
 	option adb_whitelist_rset '\$1 ~/^([A-Za-z0-9_-]+\.){1,}[A-Za-z]+/{print tolower(\"^\"\$1\"\\\|[.]\"\$1)}'
-	option adb_forcedns '1'
 
 config service 'backup'
 	option enabled '0'