Running a round of code cleanup

Gemfile

Rakefile

app/assets/javascripts/foreman_wds/host_edit_extensions.js

...lers/concerns/foreman/controller/parameters/wds_server.rb

...llers/concerns/foreman_wds/hosts_controller_extensions.rb

.../concerns/foreman_wds/unattended_controller_extensions.rb

app/controllers/wds_servers_controller.rb

app/lib/foreman_wds/wds_boot_image.rb

app/lib/foreman_wds/wds_image.rb

app/lib/foreman_wds/wds_install_image.rb

...odels/concerns/foreman_wds/compute_resource_extensions.rb

app/models/concerns/foreman_wds/host_extensions.rb

app/models/concerns/foreman_wds/nic_extensions.rb

app/models/foreman_wds/wds_facet.rb

app/models/wds_server.rb

app/services/wds_image_cache.rb

config/routes.rb

lib/foreman_wds.rb

lib/foreman_wds/engine.rb

lib/tasks/foreman_wds_tasks.rake