Add unit tests and coverage report

Author: justcallmekoko

.gitignore

@@ -1,4 +1,6 @@
 .env
+.coverage
 montystats.json
 ozzystats.json
 users.txt
+__pycache__/

.travis.yml

@@ -8,6 +8,7 @@ install:
 
 script:
   - pytest --cov-report term --cov=plugins tests/
+#  - pytest --cov-report xml:cov.xml --cov=plugins tests/
 
 after_success:
   - codecov

.vscode/settings.json

@@ -0,0 +1,7 @@
+{
+    "python.testing.pytestArgs": [
+        "tests"
+    ],
+    "python.testing.unittestEnabled": false,
+    "python.testing.pytestEnabled": true
+}