Merge branch 'master' of github.com:codecov/codecov-github-action

README.md

@@ -14,6 +14,7 @@ steps:
  with:
  token: ${{secrets.CODECOV_TOKEN}} #for private repos
  file: ./coverage.xml #optional
+ flags: unittests #optional
 ```
 >**Note**: This assumes that you've set your Codecov token inside settings > secrets as `CODECOV_TOKEN`. If not, you can get an upload token for your specific repo on codecov.io. A token is *not* required for public repositories. 
 
@@ -44,14 +45,16 @@ jobs:
  with:
  token: ${{secrets.CODECOV_TOKEN}}
  file: ./coverage.xml
+ flags: unittests
 ```
 
 ## Arguments
 
-| Argument | Description |
+| Input | Description |
 | :---: | :---: | 
 | `token` | Used to authorize coverage report uploads |
 | `file` | Location of the coverage report |
+| `flags` | Flag upload to group coverage metrics |
 
 
 ## License