Updated images and PR template

.github/PULL_REQUEST_TEMPLATE.md

@@ -3,14 +3,16 @@
 ## Describe your changes
 
 ## Type of change
+
 - **Bug fix** (non-breaking change which fixes an issue)
 - **New feature** (non-breaking change which adds functionality)
-- **Chore** (updating grunt tasks etc; no production code change)
+- **Chore** (updating CI, tooling; no production code change)
 - **Docs** (changes to the documentation)
 - **Test** (adding missing tests, refactoring tests; no production code change)
 
 ## Checklist before requesting a review
+
 - [ ] I have performed a self-review of my code
 - [ ] I have made corresponding changes to the documentation
 - [ ] My changes generate no new warnings
-- [ ] I have added tests that prove my fix is effective or that my feature works
+- [ ] I have added tests that prove my fix is effective or that my feature works