removed gitlab-ci.yml from project. (#8)

.gitlab-ci.yml

@@ -1,27 +0,0 @@
-image: golang:1.12
-
-cache:
-  paths:
-    - /go/pkg/mod/github.com
-    - /go/pkg/mod/golang.org
-    - /go/pkg/mod/google.golang.org
-
-before_script:
-  - export GOPATH="/go"
-  - mkdir -p $GOPATH/pkg/mod github.com $GOPATH/pkg/mod/golang.org $GOPATH/pkg/mod/google.golang.org
-  - cp -r $CI_PROJECT_DIR /elektron
-  - cd /elektron
-  - go mod download
-
-unit_tests:
-  script:
-    - go test ./...
-
-code_coverage:
-  script:
-    - go test --cover ./...
-
-build:
-  script:
-    - go build -mod vendor -o elektron-from-vendor ## Testing build from vendored dependencies.
-    - go build -v -o elektron