Correcting code coverage upload

.codeclimate.yml

@@ -0,0 +1,4 @@
+version: '2'
+plugins:
+  pep8:
+    enabled: true

.gitignore

@@ -1,4 +1,6 @@
 *.pyc
 *.swp
 .cache/
-.coverage
+.coverage
+htmlcov/
+coverage.xml

.travis.yml

@@ -14,4 +14,5 @@ script:
   - pytest --cov=southwest --cov=checkin --cov=openflights
   - pycodestyle *.py --show-source --ignore=E501
 after_script:
+  - coverage xml
   - ./cc-test-reporter after-build --exit-code $TRAVIS_TEST_RESULT