Deleted .travis file

.travis.yml

@@ -1,18 +0,0 @@
-language: python
-python:
-  - "3.8"
-  - "3.7"
-  - "3.6"
-  - "3.5"
-  - "2.7"
-script:
-  - "python setup.py test"
-  - "py.test tests/ -v --cov pycmx --cov-report term-missing"
-install:
-  - "pip install setuptools"
-before_install:
-  - "pip install coverage"
-  - "pip install codecov"
-  - "pip install pytest-cov==2.5.0"
-after_success:
-  - "codecov"