Remove Travis leftovers after move to Circle (#1353)

.travis.yml

@@ -1,65 +0,0 @@
-language: node_js
-
-node_js:
-  - 8
-  - 6
-
-cache:
-  directories:
-    - $HOME/.npm
-
-before_install:
-  - npm --version | grep -E '^5.' > /dev/null || npm install -g "npm@5"
-  - npm install -g greenkeeper-lockfile@1
-
-before_script:
-  - greenkeeper-lockfile-update
-  - mkdir private && echo "{\"gh_token\":\"$GITHUB_TOKEN\"}" > private/secret.json
-
-script:
-  - npm run lint
-  - npm run test:js:server
-  - if node_modules/.bin/check-node-version --node '< 8.0' > /dev/null; then echo "Skipping frontend tests."; else npm run test:js:frontend; fi
-  - if node_modules/.bin/check-node-version --node '< 8.0' > /dev/null; then echo "Skipping build."; else npm run build; fi
-
-after_script:
-  # Only the first Node version listed will upload the lock file.
-  - greenkeeper-lockfile-upload
-
-jobs:
-  include:
-    - node_js: 8
-      script:
-      - if [ "$TRAVIS_EVENT_TYPE" == cron ]; then npm run test:services; fi
-      - if [ "$TRAVIS_EVENT_TYPE" == pull_request ]; then npm run test:services:pr; fi
-    - node_js: 6
-      script:
-      - if [ "$TRAVIS_EVENT_TYPE" == cron ]; then npm run test:services; fi
-      - if [ "$TRAVIS_EVENT_TYPE" == pull_request ]; then npm run test:services:pr; fi
-
-branches:
-  except:
-    - gh-pages
-
-notifications:
-  irc: "irc.freenode.org#shields"
-  slack:
-    rooms:
-      # One builds on badges/shields, the other for paulmelnikow/shields
-      secure: VyTRZfcRAIrYTgfYG5RNJrKd0boDYNBfWEhzm20aLJvDeI2TgwAB2bSClkjjBe9KD3vlEjW6WbOdXfc/pBEdiIYgxl0vjg1qv3qJLJ4a6oacJg3UukJim28SucxZL2yhyseahHt12HyuPdUtwy+QzhJRp6Jo7T7M7ClKh0/qI4M=
-      secure: Z494jqFmkiIrBEmhTW7zKTlewskUo/lFCs/IWgEA/zUUEPHIDYNJjjE47Lkd7WlKoD3k2Cpb5/HJ8vwXAGmOdMG7JAxzlL0etJYLgrE/MJ0+TDDAj9jCyS6G5OUzxAbcThSadQgC8umtQmZ+IzEyo2rBPh5VknfL/SN4QS8L83f8mdo/JKnfYR81Z05g+CXfBWQALDJzlRT0nzgSSWUjrIJKMCNlvpNnL/rrAeHhc1eYernUsZpiOVJVlkMWxuBmQHwntWp7aV9/yCuzz5w+tlYlHwYJySE2JP3LUb9z0vuueYL1YEXQMdcBcvb3SLBg1ZUPRKk+OwEI4U1U002BOZnr/uIqYGsAWL90W6AfjVA2mNwf0wMgD981SZLuqovZadvQ3+hxjl0oyb8eVc4uDXnKyrCuwI4gqc/T6RomfCs1bXlHsQrGp03l0IT5ADkzfTDS0VFHYYB5Og3cJodC0SF/m2s9ZnEhMtWnTdz4sOhRFV1GccODI+5lz6F/XVdaY2zon9zkRjpoZKXsjCpPMc/OTXKVwV90Y0vots3vlyaO3eJvlH/qkFkZyavHeSSl9vo50QUfcVGY5AgoNuaKwz4RwzklGTsW06TV4jHpw8SMBnapNDVziMUzSQ4nUvQYtJofmpxT2K/2JImtIyfvO489uQZjgr5WkXaPMUaGWdc=
-    on_success: change
-
-git:
-  depth: 10
-
-sudo: false
-
-addons:
-  apt:
-    packages:
-    - libcairo2-dev
-    - libjpeg8-dev
-    - libpango1.0-dev
-    - libgif-dev
-    - build-essential