Revert "Commit updated Javascript packages"

This reverts commit a88734348a.

build/javascript/node_modules/acorn-node/.travis.yml

@@ -1,22 +0,0 @@
-language: node_js
-node_js:
-  - '12'
-  - '11'
-  - '10'
-  - '9'
-  - '8'
-  - '6'
-  - '4'
-  - '0.12'
-  - '0.10'
-  - '0.8'
-  - '0.6'
-before_install:
-  - 'nvm install-latest-npm'
-install:
-  - 'if [ "${TRAVIS_NODE_VERSION}" = "0.6" ] || [ "${TRAVIS_NODE_VERSION}" = "0.9" ]; then nvm install --latest-npm 0.8 && npm install && nvm use "${TRAVIS_NODE_VERSION}"; else npm install; fi;'
-sudo: false
-matrix:
-  fast_finish: true
-  allow_failures:
-    - node_js: "0.6"