Splitting the spec and unit test tasks up.
1053156 - fix slowness in errata indexing

product_id does not seem to be used anywhere and its fetching
was very poorly optimized and did not seem to be used as part of
a search.

Did a grep/scan of code and tested out these pages/actions:

* Dashboard
* CVD publish
* CV Refresh
* Changeset promote
* Content search
Spec: Adding asset compilation steps to spec.
removing old files from katello spec file
Merge pull request #3566 from ehelms/engine-asset-compile

Assets: Updating spec to compile assets.
Merge pull request #3569 from jlsherrill/errata_index

1053156 - fix slowness in errata indexing
Merge pull request #3567 from ehelms/splitting-test-tasks

Splitting the spec and unit test tasks up.
Merge pull request #3571 from jlsherrill/spec_fix

removing old files from katello spec file