add the DNS server by @mozbugbox to the main README file; polish the wording of the main README file a little bit  // FREEBIE
add the DNS server by @mozbugbox to the main README file; polish the wording of the main README file a little bit  // FREEBIE

kclonline/Unblock-Youku,chrismoulton/Unblock-Youku,kclonline/Unblock-Youku,whuhacker/Unblock-Youku,0011/Unblock-Youku,chrismoulton/Unblock-Youku,CJnZ/Unblock-Youku,austin-----/Unblock-Youku,0011/Unblock-Youku,wangjun/Unblock-Youku,zhuzhuor/Unblock-Youku,kalagxw/Unblock-Youku,Unblocker/Unblock-Youku,wangjun/Unblock-Youku,Chasego/Unblock-Youku,whuhacker/Unblock-Youku,austin-----/Unblock-Youku,alexking99/Unblock-Youku,austin-----/Unblock-Youku,beni55/Unblock-Youku,Unblocker/Unblock-Youku,kclonline/Unblock-Youku,zmingxie/Unblock-Youku,alexking99/Unblock-Youku,uku/Unblock-Youku,whuhacker/Unblock-Youku,zhuzhuor/Unblock-Youku,kalagxw/Unblock-Youku,zhuzhuor/Unblock-Youku,xin-zhang/Unblock-Youku,wangjun/Unblock-Youku,xin-zhang/Unblock-Youku,Chasego/Unblock-Youku,Chasego/Unblock-Youku,uku/Unblock-Youku,kalagxw/Unblock-Youku,chrismoulton/Unblock-Youku,CJnZ/Unblock-Youku,Unblocker/Unblock-Youku,zmingxie/Unblock-Youku,beni55/Unblock-Youku,alexking99/Unblock-Youku,xin-zhang/Unblock-Youku,zmingxie/Unblock-Youku,beni55/Unblock-Youku,CJnZ/Unblock-Youku