Update README.md

Author: Steve Peak

README.md

@@ -17,9 +17,9 @@ You can alternatively use the environment variables:
 
 | Argument | Environment | Description |
 | -------- | --------------- | -------------------------------------------------------------------------------------------------------------------------------------------------- |
-| `-t` | `CODECOV_TOKEN` | Private repo token for uploading |
+| `-t` | `CODECOV_TOKEN` | Private repo token for uploading  |
 | `-e` | `CODECOV_ENV` | List of config vars to store for the build |
-| `-F` | | Flag this upload to group coverage reports. Ex. `unittests` or `integration` |
+| `-F` | | Flag this upload to group coverage reports. Ex. `unittests` or `integration`. [Read the docs](http://docs.codecov.io/docs/flags) |
 
 # How to generate coverage reports