Changes

• Improvement: Move to Alpine Docker image
  
• Improvement: Additional security scans
  
• Feature: Additional commands: enableuser / disableuser / deleteuser
  

Other

• Refactoring
  
• Optimizations (SQL Queries, psycopg2cffi / scrypt lib changes,
  
• Docker best practices
  
• Dropping Python 2 Support
  
• License Change to Apache
  
• Move to JFrog's Artifactory