add golang-ci config

.golangci.yml

@@ -0,0 +1,60 @@
+linters-settings:
+  govet:
+    check-shadowing: true
+  golint:
+    min-confidence: 0
+  gocyclo:
+    min-complexity: 15
+  maligned:
+    suggest-new: true
+  dupl:
+    threshold: 100
+  goconst:
+    min-len: 2
+    min-occurrences: 2
+  misspell:
+    locale: US
+  lll:
+    line-length: 140
+  gocritic:
+    enabled-tags:
+      - performance
+      - style
+      - experimental
+    disabled-checks:
+      - wrapperFunc
+
+linters:
+  disable-all: true
+  enable:
+    - megacheck
+    - govet
+    - unconvert
+    - megacheck
+    - structcheck
+    - gas
+    - gocyclo
+    - dupl
+    - misspell
+    - unparam
+    - varcheck
+    - deadcode
+    - typecheck
+    - ineffassign
+    - varcheck
+  fast: false
+
+
+run:
+#  modules-download-mode: vendor
+  skip-dirs:
+    - vendor
+
+issues:
+  exclude-rules:
+    - text: "weak cryptographic primitive"
+      linters:
+        - gosec
+
+service:
+  golangci-lint-version: 1.16.x

.travis.yml

@@ -14,5 +14,5 @@ before_install:
 script:
   - GO111MODULE=on go get ./...
   - GO111MODULE=on go test -v -covermode=count -coverprofile=profile.cov ./... || travis_terminate 1;
-  - golangci-lint run  || travis_terminate 1;
+  - golangci-lint run || travis_terminate 1;
   - $GOPATH/bin/goveralls -coverprofile=profile.cov -service=travis-ci