Change .NET version from 5 to 9 for MangosSharp

Update README.md

Update mangosFamily.md

Update links to point to the code repositories

Remove Travis Badges and Add Github Actions

Update to switch mangosZero from travis to github actions

Update coreState.md

Update coreState.md

Update coreState.md

Update coreState.md

Update README.md to include the core state page link

Rename coreState to coreState.md

Create coreState

Update README.md

Update README.md