ci: drop travis & move codecov to gh-actions (#940)

.github/workflows/ci.yml

@@ -55,3 +55,7 @@ jobs:
           npm t
         env:
           CI: true
+
+      - uses: codecov/codecov-action@v1
+        with:
+          fail_ci_if_error: true

.travis.yml

@@ -1,44 +0,0 @@
-sudo: false
-
-# NOTE: dist is added here to ensure that Travis CI works consistently
-# on Node.js 12. It is desired to remove it once this issue is resolved
-# or otherwise goes away.
-dist: trusty
-
-env:
-  global:
-    - ANDROID_API_LEVEL=29
-    - ANDROID_BUILD_TOOLS_VERSION=29.0.2
-    - TERM=dumb # Keep gradle from crapping all over the log
-  matrix:
-    - nodejs_version=12
-
-language: android
-jdk:
-  - oraclejdk8
-
-android:
-  components:
-    - tools
-    - build-tools-$ANDROID_BUILD_TOOLS_VERSION
-    - android-$ANDROID_API_LEVEL
-  licenses:
-    - 'android-sdk-preview-license-.+'
-    - 'android-sdk-license-.+'
-    - 'google-gdk-license-.+'
-
-before_install:
-  - nvm install $nodejs_version
-  - node --version
-  - npm --version
-  - gradle --version
-
-install:
-  - npm install
-  - npm install -g codecov
-
-script:
-  - npm test
-
-after_script:
-  - codecov