Update to Engine Setup Readme
Add Katello namespace to Authorization::Provider

Fixes an error that occurs when using katello_api at
https://github.com/Katello/katello_api/pull/13 to generate v2 API
documentation for the changes I made to the ProductController in
https://github.com/Katello/katello/pull/3479
allow user requests to modify enabled repos

(in addition to rhsm) this allows us to more easily simulate
a system via trebuchet
fixing some instances of ::Pool

need to look in Katello::

Also, fixing an environments controller index action,
as it was passing query_params to KTEnvironment.where()
and api_version was causing issues
Engine: rabl: add Katello namespacing to Util::Data references

Without this change, errors like the following may be observed
when attempting to access the rabl:

...
With body: {"displayMessage":"uninitialized constant Util","errors":["uninitialized constant Util"]}
Engine: add anemone to katello.rb

Adding anemone to katello.rb.  This gem is needed to support
repo discovery.  Without it, you might observe an error
like the following in the delayed jobs log:

... uninitialized constant Katello::RepoDiscovery::Anemone
Merge pull request #3489 from mkelley33/katello-namespace-provider

Add Katello namespace to Authorization::Provider
Adding an optional gmail-style select all to nutupane

Currently only enabled for systems and not yet used by bulk actions.
Re-write of bulk actions will take place next to use this.
Merge pull request #3470 from mptap/readme_update

Update to Engine Setup Readme
Merge pull request #3492 from jlsherrill/enable_repos

allow user requests to modify enabled repos
Merge pull request #3491 from jlsherrill/pool

fixing some instances of ::Pool
Bastion: fix @include causing asset compilation to fail, fixes #3495.
Merge pull request #3496 from waldenraines/fix-shadow

Bastion: fix @include causing asset compilation to fail, fixes #3495.
Update ngUpload to latest

Also updated places in code where we use ngUpload
Converting system group bulk action to new select all
Remove obsolete Puppet/Facter installation references
Merge pull request #3478 from jlsherrill/selectall2

Adding an optional gmail-style select all to nutupane
Merge pull request #3486 from parthaa/ng-upload

Update ngUpload to latest
Removing Travis configs and scripts as we rely on the Foreman CI infrastructure.
Fixing error @FontAwesomePath undefined