1. Add support for AWS credentials in Mongo() constructor (see scripting/mozjs/mongo.cpp)
2. Add support for reading AWS information from command line flags

awsAccessKeyId=<string>

• AWS Access Key Id, an identifier, not security sensitive
  awsSecretAccessKey=<string>
• AWS Secret Key, paired with Key Id, security sensitive
• It must be redacted from the command line
• Will be held in secure memory (i.e. non-pageable, not captured by dumps, zeroed on free)
  awsSessionToken=<string>
• Optional AWS Session Token Id, an identifier, not security sensitive
  awsRegion=<string>
• AWS Region name

For API details, see scope