[Core] Replaced JsonDB with Config (#770)

.travis.yml

@@ -0,0 +1,12 @@
+language: python
+python:
+  - "3.5.3"
+  - "3.6.1"
+install:
+  - pip install -r requirements.txt
+script:
+  - python -m compileall ./cogs
+  - python -m pytest
+cache: pip
+notifications:
+  email: false