icmpflood-1.2.0

What's Changed

• Improve/add multithreading by @breadrock1 in #3
• Create pylint.yml by @breadrock1 in #6
• Refactore/code refactoring by @breadrock1 in #7
• Actions/add build action by @breadrock1 in #8
• Refactore/code refactoring 2 by @breadrock1 in #10

Full Changelog: v.1.1.0...v.1.2.0