expose the ip address of container as maven property
define the system property in failsafe plugin configuration
the unit test to show how it works
Merge branch 'master' of https://github.com/changgengli/docker-maven-plugin
modify the unit test, and using "docker.{{id}}.ipAddress" as property
Merge branch 'master' of https://github.com/changgengli/docker-maven-plugin

Conflicts:
	src/it/build-test-it/src/main/docker/app/conf.yml
modify property name
fix the test example
minor format change
minor format change
 add documentation
minor format change
minor format change
Merge pull request #38 from changgengli/master

expose ip address as maven properties