Content: Should not be able to try and sync a repo with no repourl
Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1094986
Description of problem:
User can create a product repo that contains no repourl. When user attempts to save this, save is successful, and subsequent attempts to sync produce an error. We should either disallow creation of repo w/o url, or disable sync on such repos.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Create a product, "testproduct"
2. Attempt to create a repo within "testproduct", called "testrepo" do NOT provide a repourl
3. Attempt to sync.
Error in UI
We shouldn't let users save incomplete repos OR
We should disable sync button on repos that are obviously incomplete.
Fixes #6651,bz1094986 - Disable Sync without repo url
Added code not allow syncing on repositories without a URL.