Update AppVeyor URLs

Set release date

Quasar v1.2.0.0 released

Quasar v1.1.0.0 released

Quasar v1.0.0.0 released

Update CHANGELOG.md

New version (RELEASE4)

New version (RELEASE3)

- Edited changelog
- Edited readme

New version (RELEASE2)

Initial commit with everything else