Project lists
Merge pull request #227 from prashantpalikhe/update-project-list

Project lists
Use 'Just now' for content that has just been posted.

BB-119 #resolve
Merge pull request #229 from benkonrath/fix-timesince-just-now

Use 'Just now' for content that has just been posted.
Minor changes in wallposts and reactions list
Merge pull request #230 from prashantpalikhe/wallpost

Minor changes in wallposts and reactions list
Update to DRF 2.2.4.
Merge branch 'master' into i18n