Fixed two rST cross-reference syntaxes for the virt tutorial
Docstring normalizations, fix single-char variable names
Rename pillar.data to pillar.items, add pillar.item

This brings function parity between the grains and pillar modules, while
preserving backwards compatibility for pillar.data.
Update references to pillar.data in docs
Merge pull request #6268 from terminalmage/issue6127

Function parity between pillar and grains modules
Handle non "local" salt-call returns
lsb_codename has been changed to lsb_distrib_codename, so we need to update the apt use of that grain otherwise we get a key error
Rename network.hwaddr to network.hw_addr

This also adds the aliases network.hwaddr, as well as network.ipaddrs
and network.ipaddrs6. Fixes #5061.
Merge pull request #6270 from pgexperts/develop

lsb_codename has been changed to lsb_distrib_codename, so we need to upd...
Merge pull request #6271 from terminalmage/issue5061

Rename network.hwaddr to network.hw_addr
Add non-blocking commands for shell backend
Set up initial parallel ssh jobs
Merge branch 'develop' into with-pylint-pragmas