remove goreleaser (#983)

.goreleaser.yml

@@ -1,37 +0,0 @@
-release:
-  github:
-    owner: gomods
-    name: athens
-  name_template: '{{.Tag}}'
-  draft: true
-builds:
-  -
-    goos:
-      - linux
-      - darwin
-      - windows
-    goarch:
-      - amd64
-    main: ./cmd/proxy/main.go
-    binary: athens-proxy
-    env:
-      - CGO_ENABLED=0
-archive:
-  name_template: '{{ .ProjectName }}_{{ .Version }}_{{ .Os }}_{{ .Arch }}{{ if .Arm
-    }}v{{ .Arm }}{{ end }}'
-  format: tar.gz
-  files:
-  - license*
-  - LICENSE*
-  - readme*
-  - README*
-checksum:
-  name_template: 'checksums.txt'
-snapshot:
-  name_template: SNAPSHOT-{{ .Commit }}
-changelog:
-  sort: asc
-  filters:
-    exclude:
-    - '^docs:'
-    - '^test:'

.travis.yml

@@ -41,11 +41,4 @@ deploy:
     on:
       repo: gomods/athens
       all_branches: true
-  - provider: script
-    skip_cleanup: true
-    script: curl -sL https://git.io/goreleaser | bash
-    on:
-      repo: gomods/athens
-      tags: true
-      condition: $GORELEASER_ON = 1
-      condition: $GO111MODULE = on
+