add Sprint 31
Merge pull request #292 from mmoll/sprint_31

add Sprint 31
Release 1.7.0-RC2
Add Salt integration deep dive
Add dockerized Foreman stack
Merge pull request #293 from eLobato/patch-6

Add dockerized Foreman stack
Add networking unification deep dive
information on enabling org and locations to run tests
Merge pull request #294 from karmab/details_on_contributing

information on enabling org and locations to run tests
Release 1.7.0
Fix Brightbox wiki link
Add #8546 known issue
Add #8551 known issue
Puppet 4 is unsupported
Clarify host group override bug
Foreman 1.7 & Nov 14 Newsletter

1.7 is out, and a new newsletter has been released.  Updated both links and descriptions.

Foreman 1.7 + Nov. 14 Newsletter

Fixing my typos.  My bad.
Merge pull request #295 from ntent-ashton/patch-2

Update latest_news.html
Add 1.6 to 1.7 contributors, not 1.5 to 1.6

Fixes GH-296
Update 2.1_quickstart_installation.md

Fixed EPEL new repo to release 7.5 instead of 7.2
Merge pull request #297 from sherifnagy/patch-1

Update 2.1_quickstart_installation.md