Docker support. Connects to dockerd, and pulls memory, CPU and blkio information
from all the running containers. Tags the data with the ContainerId, etc...
Allow to specify which metrics to fetch. Documentation.
Docker.yaml.example file.
Simplify metric names
Python 2.4 compatibility
Remove cli-mode code.
Remove ID and Created from tags
Make sure we collect the Docker Image and Hostname
Display a warning if not containers are running
PEP8
Replace for/else syntax. Trying to be clever, end up feeling dumb
Implement include/exclude rules. Set MAX_CONTAINERS_WITHOUT_RULES to limit
the number of collected containers if no rules are supplied.
Denoise container tags, simplify tag collection, improves performance
Fix typo
Merge pull request #844 from steeve/master

Docker support