Release 3.13.0

This version provides some improvements and minor fixes.
This code was written and tested on Python 3.9.5

Improvements

• Improved overall code optimization (improved drivers classes initialization)
• Improved getting current version of opera browser for Windows
• Improved getting latest version of edgedriver
• Improved unit-tests (remove unnecessary redefinition of variables)

Fixes

• Fixed an issue with incorrect parametres initalization if multiply drivers were given