CWG-57: Add coverage in pipeline and badges to readmes

.gitlab-ci.yml

 include:
 - local: "{{cookiecutter.project_slug}}/.gitlab-ci.yml"
 
+# Bootstrap Cookiecutter template to test provided ci pipeline template
 default:
   before_script:
     - python --version # For debugging
@@ -9,3 +10,13 @@ default:
     - cookiecutter --no-input --overwrite-if-exists --output-dir . .
     - cd my_awesome_app
     - git init
+
+# Override artifact directories
+run_unit_tests_coverage:
+  artifacts:
+    reports:
+      coverage_report:
+        coverage_format: cobertura
+        path: my_awesome_app/coverage.xml
+    paths:
+      - my_awesome_app/htmlcov/*