small typo in description
## Installation & Usage
* install 'adblock' (_opkg install adblock_)
-* at minimum configure the appropriate dns backend ('dnsmasq' by default), the donwload utility and enable the adblock service in _/etc/config/adblock_
+* at minimum configure the appropriate dns backend ('dnsmasq' by default), the download utility and enable the adblock service in _/etc/config/adblock_
* control the adblock service manually with _/etc/init.d/adblock_ start/stop/restart/reload/suspend/resume/status or use the LuCI frontend
## LuCI adblock companion package