[tests] Adapt to internal encoding changes for lists in Redis 3.0.
[tests] Adapt to internal encoding changes for lists in Redis 3.0.

RudyJessop/predis,SecureCloud-biz/predis,gencer/predis,mrkeng/predis,dzung2t/predis,lvbaosong/predis,gopalindians/predis,protomouse/predis,quangnguyen90/predis,zhangyancoder/predis,nguyenthaihan/predis,CloudSide/predis,moria/predis,WalterShe/predis