Merge commit 'de61f3fbfcf05e303f93fd3bf3d728a72a8221f7' into cpplint

* commit 'de61f3fbfcf05e303f93fd3bf3d728a72a8221f7':
  Rename main.yml to linter.yml
  Create linter.yml

.github/workflows/linter.yml

@@ -0,0 +1,10 @@
+name: cpplint
+on: [push, pull_request]
+jobs:
+  cpplint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions/setup-python@v1
+    - run: pip install cpplint
+    - run: cpplint --recursive .