Imports of package mocks

PathSynopsis
errorsPackage errors implements functions to manipulate errors.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/IBM/saramaPackage sarama is a pure Go client library for dealing with Apache Kafka (versions 0.8 and later).
syncPackage sync provides basic synchronization primitives such as mutual exclusion locks.
sync/atomicPackage atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms.