Remove travis and appveyor (#3234)

* Delete .travis.yml

* Delete appveyor.yml

.travis.yml

@@ -1,58 +0,0 @@
-sudo: false
-language: cpp
-
-os:
-  - linux
-  - osx
-
-cache:
-  directories:
-    - $HOME/.cache/yarn
-
-notifications:
-  email: false
-  webhooks:
-    - http://vscode-probot.westus.cloudapp.azure.com:3450/travis/notifications
-    - http://vscode-test-probot.westus.cloudapp.azure.com:3450/travis/notifications
-
-addons:
-  apt:
-    sources:
-      - ubuntu-toolchain-r-test
-    packages:
-      - gcc-4.9
-      - g++-4.9
-      - gcc-4.9-multilib
-      - g++-4.9-multilib
-      - zip
-      - libgtk2.0-0
-      - libx11-dev
-      - libxkbfile-dev
-      - libsecret-1-dev
-
-before_install:
-  - git submodule update --init --recursive
-  - nvm install 8.9.1
-  - nvm use 8.9.1
-  - npm i -g yarn
-  # - npm config set python `which python`
-  - if [ $TRAVIS_OS_NAME == "linux" ]; then
-      export CXX="g++-4.9" CC="gcc-4.9" DISPLAY=:99.0;
-      sh -e /etc/init.d/xvfb start;
-      sleep 3;
-    fi
-  # Make npm logs less verbose
-  # - npm config set depth 0
-  # - npm config set loglevel warn
-
-install:
-  - yarn
-
-script:
-  - node_modules/.bin/gulp electron --silent
-  - node_modules/.bin/gulp compile --silent --max_old_space_size=4096
-  - node_modules/.bin/gulp optimize-vscode --silent --max_old_space_size=4096
-  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then ./scripts/test.sh --coverage --reporter dot; else ./scripts/test.sh --reporter dot; fi
-
-after_success:
-  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then node_modules/.bin/coveralls < .build/coverage/lcov.info; fi

appveyor.yml

@@ -1,19 +0,0 @@
-environment:
-  ELECTRON_RUN_AS_NODE: 1
-  VSCODE_BUILD_VERBOSE: true
-
-cache:
-  - '%LOCALAPPDATA%\Yarn\cache'
-
-install:
-  - ps: Install-Product node 8.9.1 x64
-
-build_script:
-  - yarn
-  - .\node_modules\.bin\gulp electron
-  - npm run compile
-
-test_script:
-  - node --version
-  - .\scripts\test.bat
-  - .\scripts\test-integration.bat