Imports of commit_log command

PathSynopsis
flagPackage flag implements command-line flag parsing.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/google/trillian/docs/storage/commit_log/signerPackage signer is a sample implementation of a commit-log based signer.
github.com/google/trillian/docs/storage/commit_log/simelectionPackage simelection simulates a master election.
github.com/google/trillian/docs/storage/commit_log/simkafkaPackage simkafka is a toy simulation of a Kafka commit log.
k8s.io/klog/v2Package klog contains the following functionality:
math/randPackage rand implements pseudo-random number generators suitable for tasks such as simulation, but it should not be used for security-sensitive work.
syncPackage sync provides basic synchronization primitives such as mutual exclusion locks.
timePackage time provides functionality for measuring and displaying time.