initial change to AttachedVolume model and configuration documentation
test definitions for volume maximum_size config
simplify test definitions for volume maximum_size configuration
Merge branch 'master' into flocker-config-volume-size-FLOC-979
test implementations for volume maximum_size config
implementation of config parsing for volume maximum_size
lint fixes
addresses review comments
one extra test for changed functionality when addressing review comments
Merge branch 'master' into flocker-config-volume-size-FLOC-979
Address in this branch FLOC-979 todo comments from master
Add comment on inability to get size info from Docker Unit Volume
Merge pull request #979 from ClusterHQ/flocker-config-volume-size-FLOC-979

Flocker config volume size floc 979