Non-zero exit on failed validations
Added partner config
Cleaned up usage messages
Clarified help message
Added LoadAwsFromEnv
Help formatting
Help formatting
Renamed apt_validator -> apt_validate
Added NewS3ClientExplicitAuth
Use test buckets in config
Added/updated tests
Added partner upload
Added partner app apt_upload
Working on partner upload tests
Finished partner upload tests
Moved validation into PartnerConfig
Renamed PartnerUpload -> PartnerS3Client
Added download method to PartnerS3Client
Added DownloadDir to PartnerConfig
S3Client can now do Sha256 check AND save file