Support for scale

The main change is support for scaling, see #75. So one servicedefined in Compose file can be backed by more containers. This required changes in public API but all these changes was made in backward-compatible way.

Big thanks to @andrcuns for his contribution!

Support --remove-orphans option

Merge pull request #73 from alexarana/master

Support --remove-orphans option

Specify a default timeout when running docker-compose stop

Merge pull request #69 from civitaslearning/master

Specify a default timeout when running docker-compose stop

Fallback to localhost hostname if DOCKER_HOST doesn't contain hostname

Merge pull request #71 from avast/FallbackToLocalhostHostname

Fallback to localhost hostname if DOCKER_HOST doesn't contain hostname

Allow to specify Docker Compose working directory

Merge pull request #68 from civitaslearning/master

Support supplying an optional param to specify Docker Compose working directory

Use DOCKER_HOST from specified environment

0.3.23

Merge pull request #66 from double16/use-DOCKER_HOST-from-specified-e…

Don't accept unhealthy state when waiting for container

Merge pull request #64 from avast/DontAcceptUnhealtyStatus

Don't accept unhealthy state Fixes #63

Fix commands execution

Merge pull request #62 from avast/FixCommandsExecution

Fix commands execution

Allow to specify path to docker-compose executable

Merge pull request #59 from Kazaag/master

Allow to specify location of the docker-compose executable

Fix docker-compose version reading

0.3.19

fix version reading