Feature Request: Improved Secrets redaction

[ElijahSwiftIBM]

IRRSMO00 has an optional feature already to redact secret fields, and customers may also have fields beyond passwords and password phrases that require redaction. Both of these are features we should implement for additional security with pyRACF

[ElijahSwiftIBM]

Created pull request #9 to address this concern

[lcarcaramo]

#9 merged.