[CI maintenance] Codecov rules update and migrate to travis-ci.com

Codecov rule to ignore unsupported 2D methods
Move from travic-ci.org to travis-ci.com and update build config

.codecov.yml

@@ -17,9 +17,9 @@ coverage:
   ignore:
     - "__init__.py"
     - "PyEMD/tests/*"
-    - "BEMD.py"
-    - "EMD2d.py"
-    - "visualisation.py"
+    - "PyEMD/BEMD.py"
+    - "PyEMD/EMD2d.py"
+    - "PyEMD/visualisation.py"
     - "doc/*"
     - "example/*"
 

.travis.yml

@@ -1,9 +1,12 @@
-sudo: false
+os: linux
+dist: xenial
 language: python
 python:
   - 2.7
   - 3.5
   - 3.6
+  - 3.7
+  - 3.8
 # command to run tests
 before_install:
   - pip install --upgrade pip setuptools wheel

README.md

@@ -1,5 +1,5 @@
 [![codecov](https://codecov.io/gh/laszukdawid/PyEMD/branch/master/graph/badge.svg)](https://codecov.io/gh/laszukdawid/PyEMD)
-[![BuildStatus](https://travis-ci.org/laszukdawid/PyEMD.png?branch=master)](https://travis-ci.org/laszukdawid/PyEMD)
+[![BuildStatus](https://travis-ci.com/laszukdawid/PyEMD.png?branch=master)](https://travis-ci.org/laszukdawid/PyEMD)
 [![DocStatus](https://readthedocs.org/projects/pyemd/badge/?version=latest)](https://pyemd.readthedocs.io/)
 [![Codacy](https://api.codacy.com/project/badge/Grade/5385d5ddc8e84908bd4e38f325443a21)](https://www.codacy.com/app/laszukdawid/PyEMD?utm_source=github.com&utm_medium=referral&utm_content=laszukdawid/PyEMD&utm_campaign=badger)
 [![ko-fi](https://www.ko-fi.com/img/githubbutton_sm.svg)](https://ko-fi.com/A0A110NUD)