Update dependencies
Update dependencies

Fixes #538
Fixes #539
Fixes #541

jasnow/contribulator,24pullrequests/contribulator,andrew/contribulator,wadtech/contribulator,jasnow/contribulator,24pullrequests/contribulator,wadtech/contribulator,andrew/contribulator,wadtech/contribulator,andrew/contribulator,jasnow/contribulator,24pullrequests/contribulator