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.
Add donation to project is working.

Special care is taken to ensure that donations to projects will work the
first time a donation is added to the order.
Merge pull request #231 from benkonrath/your-first-donation

Add donation to project is working.
Put section marker comment is the correct place.