Update 5.6 version - fix #11

Signed-off-by: Rogerio Prado de Jesus <rogeriopradoj@gmail.com>
Merge pull request #12 from rogeriopradoj/fix-11

Update 5.6 version
Add more tags, thanks to Jérôme
Remove the `VOLUME` definition from the apache variants, since it doesn't make sense in the general case

This is another one thanks to Jérôme...
Merge pull request #15 from infosiftr/remove-volume

Remove the `VOLUME` definition from the apache variants, since it doesn't make sense in the general case
Merge pull request #13 from infosiftr/moar-tags-jpetazzo

Add more tags, thanks to Jérôme