The development for this project as moved into: https://github.com/googollee/go-socket.io Pull requests to the master branch will not be accepted (except for fixing vulnerabilities).
To migrate simply update your imports from:
import "github.com/googollee/go-engine.io"
To:
import "github.com/googollee/go-socket.io/engineio"
The 3-clause BSD License - see LICENSE for more details