remove travisci deploy to npmjs (#193)

After a successful release, the Release Manager should build npm
package locally and then publish it using the opebwhisk-bot
credentials obtained from the PMC private repo.
diff --git a/.travis.yml b/.travis.yml
index ca2140b..df6202a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,11 +34,3 @@
 - "./tools/travis/scancode.sh"
 - cd $TRAVIS_BUILD_DIR
 - "./tools/travis/build.sh"
-deploy:
-  provider: npm
-  email: apacheopenwhisk@gmail.com
-  api_key:
-    secure: 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
-  on:
-    tags: true
-    repo: apache/openwhisk-client-js