[doc-ci] dep & deploy fix

Author: xbill82

.travis.yml

@@ -99,6 +99,7 @@ jobs:
 
       install:
         - pip install awscli --upgrade --user
+        - npm ci
 
       script:
         - npm run doc-prepare
@@ -109,6 +110,8 @@ jobs:
         script:
           - npm run doc-upload
         skip_cleanup: true
+        on:
+          all_branches: true
 
       after_deploy:
         - npm run doc-cloudfront
@@ -132,6 +135,7 @@ jobs:
 
       install:
         - pip install awscli --upgrade --user
+        - npm ci
 
       script:
         - npm run doc-prepare
@@ -142,6 +146,8 @@ jobs:
         script:
           - npm run doc-upload
         skip_cleanup: true
+        on:
+          all_branches: true
 
       after_deploy:
         - npm run doc-cloudfront