rhel7/systemd fixes
cleanup
change to versioncmp
rm trailing whitespace
Delete stale `.cid` file in upstart script.

This is similar to what is already being done in the
System V-style init script. Resolves #154.
Use sysv init scripts instead of upstart scripts for Debian oses.
remove mention of pull_on_start parameter
Set enviornment for  /root/.docker.cfg support

Containers pulled from authenticated repos will not work unless they HOME variable point to the directory
where .docker.cfg is. I've chosen to hardcode the path to root, because that's the standard location.
Merge pull request #167 from bwalex/image-build-dir

Allow building images from directory with Dockerfile
Merge pull request #158 from ljosa/gh-154

Delete stale `.cid` file in upstart script.
Merge pull request #163 from ydgholz/master

remove mention of pull_on_start parameter
Merge pull request #156 from ves/systemd_rhel7

rhel7/systemd fixes
bump version
Merge branch 'sysvinit2' of https://github.com/solarkennedy/garethr-docker into solarkennedy-sysvinit2

Conflicts:
	manifests/run.pp
	templates/etc/init/docker-run.conf.erb
Include a working Centos test in the contributing instructions
Merge pull request #166 from haraldsk/master

Set enviornment for  /root/.docker.cfg support
adding use_name support
remove interactive flag it makes no sense inside redhat version of init
No use for -a or -i currently. Need to open issue to resolve on github
Fix tests for debian due to init script changes

* Use of a shell variable threw the tests out