Updated arm-0 to clarify that discussions should go to mailing list.
Merge pull request #44 from ahpook/master

Update arm-0 to indicate discussions should be on puppet-dev
Merge pull request #43 from hlindberg/master

Add "Discuss" link to heredoc Update Template link
Rename ARM-8 to be about Hiera-2

The previous one never got off the ground; the work got consumed
by the generalized binding/injection framework. Renaming ARM as
the first step to updating this with current design docs.
Merge pull request #45 from ahpook/master

Rename ARM-8 to prepare for hiera 2 docs.
ARM-8 Add initial description w. overview and request to environment

This contains a first stab at an introduction to injection and
starts detailing the logical sequence "from request to environment"