4.9.3 - Special chars and Pdb+ upgrades

Special chars and Pdb+ upgrades

• Add support for more special characters
• Get the latest improvements from Pdb+
  --> Add full support for foreign character sets such as Chinese, Japanese, and Korean.
  --> Reduce screen flicker when the console refreshes the viewable screen.
  --> https://github.com/mdmintz/pdbp/releases/tag/v1.1.0
• Refresh other Python dependencies

What's Changed

• Special chars and dependencies by @mdmintz in #1625

Full Changelog: v4.9.2...v4.9.3