Refs #2414 - Remove Puppet from facts API and Settings

Reports are still in progress and will come in a later PR
DB schema is updated to not need puppet/rails

fixes #2898 - missing API v2 nested routes for config_templates/:id/locations & organizations

fixes #2142 add Smart Parameters and Smart Class Parameters to API v2

fixes #2539 - puppetrun API added.

fixes #2248 adds api controllers and actions to access_permissions.rb

fixes #2250 API v2 add/remove puppetclasses from hosts and hostgroups

fixes #2299 - Parameters Controller (API v2) can reset parameters (delete them all)

Ensures that unused API v2 routes are not added when using nested routes

refs #1988 and refs #2239

fixes #1988 - CRUD Actions for nested parameters for host, domain, hostgroup, os

e.g.

GET /api/domains/6/parameters
POST /api/hosts/6/parameters
PUT /api/hostgroups/6/parameters/100
DELETE /api/operatingsystems/6/parameters/100

fixes #2239 API v2 CRUD for locations and organizations and added nested loc/org