tox.ini cleanup
added colorama dependency, fixed settings.yaml path
added .dockerignore
use regexp for ship and container matching
dont use dict as function default argument
fix "run": do not render files before container comparison
volume.files becomes a dict
fix: compare env as strings
bump version to 3.0 due to api change (volumes.files becomes a dict)
tox.ini: removed unneeded install_command directive
style fix
tests fixed: cassettes updated
style fix: avoid backslashed lines
Merge pull request #22 from nikicat/master

v3.0: volumes.files becomes a dict, bug fixes