Fixes #6801: Make tipsy's on content search page visible again.

The tipsy's on content search were lost at some point due to missing
fonts or CSS declarations. This changes those over to FontAwesome
which is used more widely throughout the application.
fixes #6811 - install katello-agent during kickstart

This ensures that katello-agent is automatically installed on new hosts.
fixes #6702 - use a subscriptions derived provided products
Fixes #6804: Fix de-select when individual nutupane items selected.
Merge pull request #4491 from ehelms/fixes-6801

Fixes #6801: Make tipsy's on content search page visible again.
Merge pull request #4492 from ehelms/fixes-6804

Fixes #6804: Fix de-select when individual nutupane items selected.
Merge pull request #4494 from stbenjam/6811

fixes #6811 - install katello-agent during kickstart
Merge pull request #4475 from thomasmckay/6702-derived-products

fixes #6702 - use a subscriptions derived provided products