Packaging|ubuntu, issue #601: Allow packaging prerm to do its job
do not merge hostname from image
Cleaning up the welcome page, terminology.
Adding files for terms
Clean up image text, minor updates to docs.
Merge pull request #987 from dotcloud/601-packaging-ubuntu

Packaging|ubuntu, issue #601: Allow packaging prerm to do its job
When no tag is specified in docker pull, skip images that are not tagged
Merge pull request #1103 from shin-/1060-pull-only-tagged-images

*Registry: When no tag is specified in docker pull, skip images that are not tagged
Don't remove the container= environment variable, as it is crucial for a lot of tools to detect, whether they're run inside an LXC container or not.
Merge pull request #1107 from eliasp/issue-1020

* Runtime: Don't remove the container= environment variable.
Cleaning up the welcome page, terminology.
Adding files for terms
Clean up image text, minor updates to docs.
Shortened lines to 80 columns
Merge branch 'docs20130627' of github.com:metalivedev/docker into docs20130627

Conflicts:
	docs/sources/concepts/manifesto.rst
Fix broken quickstart link
Cleaning up the welcome page, terminology, and images.
Merge branch 'docs20130627' of github.com:metalivedev/docker into docs20130627

Conflicts:
	docs/sources/concepts/manifesto.rst
	docs/sources/index.rst
fix two obvious bugs???
Merge pull request #1095 from metalivedev/docs20130627

Docs and images updates