Start CI configuration

.gitlab-ci.yml

+.test: &test
+  stage: test
+  script:
+    - make verify es-git-go
+
+test 1.5:
+  <<: *test
+  image: golang:1.5
+
+
+test 1.6:
+  <<: *test
+  image: golang:1.6
+
+test 1.7:
+  <<: *test
+  image: golang:1.7
+
+test 1.8:
+  <<: *test
+  image: golang:1.8

Makefile

 #!/usr/bin/make -f
 GO_SRC := $(shell find . -iname *.go)
+GO_PKGS := $(shell go list ./... | grep -v vendor )
 GO15VENDOREXPERIMENT := 1
 CGO_ENABLED := 0
 es-git-go: ${GO_SRC} Makefile
 	go build
+
+fmt:
+	go fmt ${GO_PKGS}
+
+test:
+	go test -v ${GO_PKGS}
+
+verify: fmt test