Using the container's aliases in the UI.

Fixes #28.
Merge pull request #56 from vmarmol/fixes

Renaming StatsSummary to StatsPercentiles
changing info package to work with storage drivers.
container name should be specified
comment
unit test
Merge pull request #55 from google/moving-to-storage-driver

Working with storage drivers
in memory storage
travis
rename
unit test
Merge pull request #57 from google/in-memory-storage-driver

in memory storage
remove StatsPercentiles in container handler
use in memory storage to do stats
Merge pull request #47 from vmarmol/fix-names

Using the container's aliases in the UI.
Close() error
unit tests for storage driver implementations
Merge pull request #58 from google/remove-stats-in-container-handler

Remove stats in container handler
report error if there's a nil storage driver
storage unit tests