Update release script for new --report-plist behavior
search: updates to display of repo names

- if result is from another user than 'autopkg', include user in repo name
- add help tip at end for adding new repos
Merge branch 'master' of https://github.com/autopkg/autopkg into signatureverification-requirements

# By Timothy Sutton
# Via Timothy Sutton
* 'master' of https://github.com/autopkg/autopkg:
  search: updates to display of repo names
  Update release script for new --report-plist behavior