Looks like don't need npm separately anymore

Author: relistan

.travis.yml

@@ -12,7 +12,7 @@ services:
   - docker
 
 before_install:
-  - sudo apt-get install -y nodejs npm
+  - sudo apt-get install -y nodejs
 
 script:
   - go test -v ./... && (CGO_ENABLED=0 GOOS=linux go build -ldflags '-d')