Fix and support for surveys of adcrun.ch
Fix and support for surveys of adcrun.ch

Fixed bc.vc-like links, the server returns a malformed JSON preventing
us (and the real page) from interpreting it. Example:
http://adcrun.ch/OgYLt
Support for surveys of adcrun.ch. Example by annlabv3:
http://adcrun.ch/8kLaS

MNBuyskih/adsbypasser,MNBuyskih/adsbypasser,tosunkaya/adsbypasser,kehugter/adsbypasser,kehugter/adsbypasser,xor10/adsbypasser,kehugter/adsbypasser,tablesmit/adsbypasser,xor10/adsbypasser,tablesmit/adsbypasser,tosunkaya/adsbypasser,xor10/adsbypasser,tablesmit/adsbypasser,MNBuyskih/adsbypasser,tosunkaya/adsbypasser