Update README.
Update README.

[ci skip]

SecureCloud-biz/predis,dzung2t/predis,nrk/predis,moria/predis,RudyJessop/predis,nguyenthaihan/predis,johnhelmuth/predis,gopalindians/predis,SwelenFrance/predis,zhangyancoder/predis,lvbaosong/predis,gencer/predis,vend/predis,quangnguyen90/predis,mrkeng/predis,stokes3452/predis,CloudSide/predis,oswaldderiemaecker/predis,WalterShe/predis,protomouse/predis