Create travis yaml file

Author: jedymatt

.travis.yml

@@ -0,0 +1,16 @@
+language: python
+python:
+    - "3.6"
+    - "3.7"
+    - "3.8"
+    - "3.9"
+
+before_install:
+    - py -m pip install --upgrade pip
+
+install:
+    - pip install -r requirements.txt
+    - pip install .
+    - pip install pytest
+script:
+    - pytest