Remove hardcoded credentials

[softwareengineerprogrammer]

AWS-Java-Samples/src/main/java/AWS_Shared/AWSSharedUtils.java

Line 8 in 773aad5

public static BasicAWSCredentials creds = new BasicAWSCredentials("XXX", "XXX");

Credentials should not be in code. Make this reference a credentials file somewhere outside of the repo that the user configures, like ~/.aws/credentials.