Add: Documentation for local user inventory

Parses /etc/shadow and /etc/passwd and report on discovered users and
attributes. Additional bundles available for augmenting Mission Portal
Inventory UI.

Ref: https://dev.cfengine.com/issues/6213
Updated file compare tutorial
Merge pull request #881 from KevWright/master

Updated file compare tutorial
Fixed a typo
Merge pull request #882 from KevWright/master

Fixed a typo
Updated the file compare tutorial
Merge pull request #883 from KevWright/master

Updated the file compare tutorial
Updated the file compare tutorial
Merge pull request #884 from KevWright/master

Updated the file compare tutorial
Updated the file compare tutorial
Fixing file compare tutorial
Add oauth2-php-server license.
Fixed a macro error
Fixed a macro error
Removed some tabs
Merge pull request #885 from KevWright/master

Updated the file compare tutorial
Fixed a typo
Merge pull request #886 from KevWright/master

Fixed a typo
Removed unecessary tabs
Merge pull request #887 from KevWright/master

Removed unecessary tabs