Update Travis

.travis.yml

@@ -1,22 +1,22 @@
 language: python
-env: PYTHON=python3
+os: linux
+env:
+  global:
+    - PYTHON=python3
+    - COVERALLS_PARALLEL=true
 
-matrix:
+jobs:
   include:
-    - name: "Python 3.5 on Linux"
-      os: linux
+    - stage: test
+      name: "Python 3.5 on Linux"
       python: 3.5
     - name: "Python 3.6 on Linux"
-      os: linux
       python: 3.6
     - name: "Python 3.7 on Linux"
-      os: linux
       python: 3.7
     - name: "Python 3.8 on Linux"
-      os: linux
       python: 3.8
     - name: "PyPy 3 on Linux"
-      os: linux
       python: pypy3
     - name: "Python 3 on macOS"
       os: osx
@@ -27,11 +27,13 @@ matrix:
       before_install:
         - choco install python --version 3.8
         - python -m pip install --upgrade pip
-      env: PATH=/c/Python38:/c/Python38/Scripts:$PATH PYTHON=python
+      env:
+        - PATH=/c/Python38:/c/Python38/Scripts:$PATH
+        - PYTHON=python
 
 notifications:
   webhooks:
-    - https://coveralls.io/webhook?repo_token=COVERALLS_REPO_TOKEN
+    - https://coveralls.io/webhook
 
 install:
   - ${PYTHON} --version
@@ -43,4 +45,4 @@ script:
   - ${PYTHON} setup.py test
 
 after_success:
-  - env COVERALLS_PARALLEL=true ${PYTHON} -m coveralls
+  - ${PYTHON} -m coveralls