[#29677] robots.txt in updates
 # [#29810] File deletion issue. Thanks Elin
Merge remote-tracking branch 'origin/master'
 # [#28803] Bug in com_contact. Thanks Ben
 # [#28171] Com_content category view incorrect ordering of "featured"
articles. Thanks Christophe Demko
Add social and OAuth1 packages from platform
Merge pull request #830 from elinw/movepackages

Add social and OAuth1 packages from platform
[#30311] Move code from tag model to tags class