Grab the race from the profile id, not the app id
Fixes #490
Merge pull request #491 from angaither/display-correct-race-in-admin-section

Grab the race from the profile id, not the app id
Created a winners edit/update functionality.
Using an env var instead of hard coding the s3 bucket
Using a shell var instead of ruby env var
Setting default env var s3 bucket
Using ruby env var
Fixing s3 bucket var name
Writing s3 bucket var to env
Debugging
Debugging
Setting env var to local variable
Uploading an image to winner.
Removing unnecessary writing of s3 bucket env var
Debugging
Removing debugging
Store image path, display placeholder image.
Merge pull request #492 from angaither/update-winner-info

Update winner info
Merge pull request #484 from DoSomething/s3-backup

Using an env var instead of hard coding the s3 bucket
Add contrib guide.