Use golang 1.10 in CI build
Apparently CircleCI has ended support for Go 1.8. We may as well
leapfrog 1.9, to 1.10.
@@ -3,7 +3,7 @@ jobs:
build:
working_directory: /go/src/github.com/weaveworks/flux
docker:
- - image: circleci/golang:1.8
+ - image: circleci/golang:1.10
- image: memcached
steps:
- checkout
