feat: Add professional Python RDP client with GUI interface

- Complete rewrite of zenity-based bash script in Python
- Modern tkinter GUI with Microsoft RDP Client-like design
- Encrypted credential storage and connection management
- Fixed STATUS_ACCOUNT_RESTRICTION authentication issues
- Support for multiple monitors, sound, clipboard, drive sharing
- Connection history and profile management
- Keyboard shortcuts and professional interface
- Comprehensive logging and error handling
- Virtual environment auto-detection and setup
- Full feature parity with original bash script
- Enhanced security with Fernet encryption
- Cross-platform compatibility and modern UX

.gitignore

@@ -0,0 +1,65 @@
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# Virtual Environment
+.venv/
+venv/
+ENV/
+env/
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# RDP Client specific
+rdp_client.log
+*.log
+
+# Backup files
+*.backup
+*.bak
+*.orig
+*~
+
+# Test files
+test_*.sh
+*.before_*
+
+# Credentials (should not be committed)
+credentials.json
+*.cred
+
+# Connection logs
+rdp_client.log*