Ban detection on IP Rotation isn't working

[Zenrac]

Hello,

I tried to use the IP rotation thing, but when a ban occurs and YouTube send CAPTCHAs, the IP rotator never sets the IP as failing, so it never rotates.

Related issue where CAPTCHAs aren't handled : #248

Caused by: com.fasterxml.jackson.core.JsonParseException: Unexpected character ('<' (code 60)): expected a valid value (JSON String, Number, Array, Object or token 'null', 'true' or 'false') at [Source: (StringReader); line: 2, column: 6]