Modification for meeting doc accordion refs #2270
Merge pull request #179 from dragos-dumi/master

Modification for meeting doc accordion refs #2270
Merge pull request #180 from sandriu/master

arrange some filters on listing pages, for mobile
Refs #2275, comment 8: arrange Campaign listing on 480px
Refs #2275, comment 8: hide News listing items summary
Refs #2275, comment 8: remove Working Groups references