Fixes #3293 add FactoryGirl to tests

(cherry picked from commit 3035495f1aa94108c7d60610fa53ca6b43bbaa56)

fixes #3111 - v2 API calls to /api/[class]/[object]/parameters/[parameter] return wrong object

(cherry picked from commit 9d743410afc311dc96ba6653ae5787181d197dcf)

fixes #2810 - more restful API v2 JSON responses in puppetclasses

NOTE: breaking changes to API v2 api/lookup_keys does not exist, replaced by api/smart_variables and api/smart_class_parameters
(cherry picked from commit 21bf889acc5cb898a2f0888153e4aa46abe40cde)

Fixes #2984 - API v1/v2 StatisticsController and remove JSON from UI controller

(cherry picked from commit f78b465177a740b6c2641b8ec05967198139af92)

fixes #2400 migration to remove orphaned records and add foreign keys constraints to database tables

fixes #2969 - remove all legacy api code in UI controllers, add deprecation response

fixes #3046 - add NIC CRUD, power and boot operations API

Fixes #2414 - Move puppet report processing code to the report processor

This creates a API route for POST:/api/reports which matches the GET
format for reports. Tests are updated, with the report model tests
moving to the puppet-foreman module (along with the report fixtures).

fixes #2863 - restrict APIs to resources that a user is permitted to manage (CVE-2013-4182)

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