twitter: use cjson instead of json
twitter: use cjson instead of json

Former-commit-id: 57b585dbe1a33eba66d554e4a13b2fde9b4f68c8 [formerly 4b5877b92880ca5947df8a1dbdd79029daaffe35]
Former-commit-id: 2fec1c66c288ad944dbe0f358c9bc3135e3e1d64
torhve/ivar2,torhve/ivar2,haste/ivar2,torhve/ivar2