Urls that contains underscores break the parser

[DoctorJones]

Example input

https://twitter.com/_mrlego_/status/885964443183722496

Expected output

A clickable hyperlink e.g:
https://twitter.com/mrlego/status/885964443183722496

Or a onebox, e.g:
https://goo.gl/5ZJLAS

Actual output

https://twitter.com/mrlego/status/885964443183722496