* add --build and --build-dir options to sapper export (#325)
* tweak export logging, update port-authority to prevent timeout bug
* better logging of export progress
* handle case where linked resource is already fetched
* default to .sapper/dev instead of .sapper
* handle query params and redirects
* dont write server_info.json either - second half of #318
* update changelog
* update lockfile
* try to track down ci test failures
* err wut
* curiouser and curiouser
* ok, seems to work now
