Add tests for netlinks and fix race condition in InitPostStart.
Merge pull request #96 from mrunalp/test/netlinks

Add tests for netlinks and fix race condition in InitPostStart.
Merge pull request #95 from kraman/testing

Additional tests
Integration tests must be run with -tags integration
Merge pull request #97 from smarterclayton/make_integration_tests_flagged

Integration tests must be run with -tags integration
Make sure that /var/run/netns directory is created.
Add integration build tag for build integration tests, update .gitignore
Merge pull request #99 from pmorie/tests

Add integration build tag for build integration tests, update .gitignore
Merge pull request #98 from mrunalp/bug/netns_missing_dir

Make sure that /var/run/netns directory is present.
Add a fork option
Merge pull request #100 from smarterclayton/add_fork_option

Add a fork option
Additional tests

* Added test to ensure that 24 character containers are possible
* Added helper script to build & run tests