Factor out data comparator for storage tests.
For influxdb, we are planning to export lesser data. Having a separate
comparator will let us reuse the same tests.

Docker-DCO-1.1-Signed-off-by: Rohit Jnagal <jnagal@google.com> (github: rjnagal)
Merge pull request #168 from rjnagal/master

Factor out data comparator for storage tests.
Resolve test conflicts on #167.

Docker-DCO-1.1-Signed-off-by: Rohit Jnagal <jnagal@google.com> (github: rjnagal)
Merge branch 'vishh-influxdb'

Docker-DCO-1.1-Signed-off-by: Rohit Jnagal <jnagal@google.com> (github: rjnagal)
Revert changes for smaller test size.

Docker-DCO-1.1-Signed-off-by: Rohit Jnagal <jnagal@google.com> (github: rjnagal)
Merge pull request #169 from rjnagal/master

Improve influxdb backend - use container alias if available and store network stats.
Fix Cache driver to serve UI.

Docker-DCO-1.1-Signed-off-by: Rohit Jnagal <jnagal@google.com> (github: rjnagal)
Reduce influxdb schema to only the values we currently plan to use.
We'll re-add new params as they are needed and as we understand influxdb
scalability better.

Docker-DCO-1.1-Signed-off-by: Rohit Jnagal <jnagal@google.com> (github: rjnagal)
Merge pull request #170 from rjnagal/master

Fix Cache driver to serve UI.
Merge pull request #172 from rjnagal/influxdb

Reduce influxdb schema to only the values we currently plan to use.
Change cadvisor influxdb series name from cadvisorTable to stats since the default db name is alreadt cadvisor.
To the end user, cadvisor.stats.cpu or cadvisor.stats.memory is easier to remember than cadvisor.cadvisorTable.cpu

Docker-DCO-1.1-Signed-off-by: Vishnu Kannan <vishnuk@google.com> (github: vishh)