Update .travis.yml

.travis.yml

@@ -1,6 +1,7 @@
 language: go
 
 go:
+  - 1.10
   - 1.9
   - 1.8
   - 1.7
@@ -10,5 +11,12 @@ services:
   - memcached
   - redis-server
 
+before_script:
+  - GO_FILES=$(find . -iname '*.go' -type f | grep -v /vendor/)
+  - go get github.com/golang/lint/golint
+    
 script:
-    - go test -v ./...
+  - test -z $(gofmt -s -l $GO_FILES)
+  - go test -v -race ./...
+  - go vet ./...
+  - golint -set_exit_status $(go list ./...)