improve(pr-template) (#4156)

.github/pull_request_template.md

@@ -24,19 +24,32 @@
 
 
 
-### Types of changes
-<!--- What types of changes does your code introduce? Put an `x` in all the boxes that apply: -->
-- [ ] No code changes (changes to documentation, CI, metadata, etc)
-- [ ] Dependency changes (any modification to dependencies in `package.json`)
-- [ ] Bug fix (non-breaking change which fixes an issue)
-- [ ] New feature (non-breaking change which adds functionality)
-- [ ] Breaking change (fix or feature that would cause existing functionality to change)
-
-### Checklist:
+## Checklist
 <!--- Go over all the following points, and put an `x` in all the boxes that apply. -->
 <!--- If you're unsure about any of these, don't hesitate to ask. We're here to help! -->
-- [ ] My code follows the code style of this project.
-- [ ] My change requires a change to the documentation.
-- [ ] I have updated the documentation accordingly.
-- [ ] I have added tests to cover my changes.
+
+### My PR contains... 
+<!--- What types of changes does your code introduce? Put an `x` in all the boxes that apply: -->
+- [ ] No code changes (`src/` is unmodified: changes to documentation, CI, metadata, etc.)
+- [ ] Dependency changes (any modification to dependencies in `package.json`)
+- [ ] Bug fixes (non-breaking change which fixes an issue)
+- [ ] Improvements (misc. changes to existing features)
+- [ ] Features (non-breaking change which adds functionality)
+
+### My changes...
+- [ ] are breaking changes to a public API (config options, System API, major UI change, etc).
+- [ ] are breaking changes to a private API (Redux, component props, utility functions, etc.).
+- [ ] are breaking changes to a developer API (npm script behavior changes, new dev system dependencies, etc).
+- [ ] are not breaking changes.
+
+### Documentation
+- [ ] My changes do not require a change to the project documentation.
+- [ ] My changes require a change to the project documentation.
+- [ ] If yes to above: I have updated the documentation accordingly.
+
+### Automated tests
+- [ ] My changes can not or do not need to be tested.
+- [ ] My changes can and should be tested by unit and/or integration tests.
+- [ ] If yes to above: I have added tests to cover my changes.
+- [ ] If yes to above: I have taken care to cover edge cases in my tests.
 - [ ] All new and existing tests passed.