moved pulp remote access methods out of orchestration module
added operating system product relation and the coresponding ui
added content tab to the os form.
changed the repository scopes to include inherited hostgroup products.
Added inherited products in the host product selection in the ui.
added inherited products in hostgroup form.
code review fixes.
first pass at repository sync status check
addressed some of the feedback in the PR
moved history/status-parsing logic into Content::Pulp::RepositorySyncStatus
updated based on PR comments