Tagged release v0.2.1

ed8548c Ensure ContentType returned in metadata
94f9965 Ensure document format is returned in token
df61ef8 CamelCase for all parameters
a62b5d8 Added Key Id to JWT token
fd4e22c Add procedure public key
018af49 Add env var to enable swagger doc
62e59c1 Fix tests according to status code changes
104a8bc Change status code on successful upload
691a48f Fix tests according to storage changes
c6779dd Store public and private documents in different directory
c57e59a Add api version to the swagger doc
c8155c0 Update hash header
1f9acd1 Update swagger docs
730df1c Fix s3 headers