Use 'include' parameter to show siblings/children of current category. Fixes #891
Code clean up. Various undefined variables / notices.
Run array_unique on results of order search Closes #4855
Sanitize screen id. Closes #4788
Merge pull request #4853 from scottbasgaard/master

Use 'include' parameter to show siblings/children of current category. Fixes #891
Correctly join post meta to fix order searches Closes #4855
Merge remote-tracking branch 'upstream/master' into upstream-master