Aliv crashes when ran with node >= 11.1.0 When we ran `Aliv` using node version 11.1.0 or last one, the spdy version used by Aliv crashes... ``` class FastBuffer extends Uint8Array {} ^ RangeError: Invalid typed array length: -4095 ``` It's related with https://github.com/spdy-http2/node-spdy/issues/350