Update `request` module from 2.30.0 to 2.34.0
Update `request` module from 2.30.0 to 2.34.0

David-dm was yelling at me because `request` module version was
outdated.

The changelog doesn't seem to have anything that would break the
RestAdapter:

https://github.com/mikeal/request/blob/master/CHANGELOG.md

is00hcw/rendr,yhagio/rendr,rendrjs/rendr,eGood/rendr0.5,modulexcite/rendr,sarchila/rendr,SNASW/rendr,CristinaFoltea/rendr,kball/rendr