moving some mpu code around
test script
sts + knox for mpu
better piping and pseudo test
use s3-stream-upload instead of knox + knox-mpu
remove extra js
update credentials endpoint
update tests for stream option
allow a progress-stream object to be passed in
Update testing creds situation for MPU uploads.
More comments.
Merge branch 'master' into sts-mpu
Add encrypted env vars for aws creds.
Updated cf template for test user.
It's passing now.
Cleanups.
Nuke require of form-data.
update readme
Upload api will be /v1
Merge branch 'sts-mpu' of github.com:mapbox/mapbox-upload into sts-mpu