Change CI setting

Author: kngwyu

.travis.yml

@@ -1,19 +1,19 @@
-sudo: required
-dist: trusty
 language: python
+dist: xenial
 
 cache:
   pip: true
-  directories:
-  - "$HOME/.cargo"
+  cargo: true
 
 matrix:
   include:
     - python: "3.5"
       env: FEATURES=python3
     - python: "3.6"
       env: FEATURES=python3
-    - python: "3.7-dev"
+    - python: "3.7"
+      env: FEATURES=python3
+    - python: "3.8-dev"
       env: FEATURES=python3
 
 env:

appveyor.yml

@@ -5,6 +5,8 @@ environment:
       FEATURES: python3
     - PYTHON: "C:/Python36-x64"
       FEATURES: python3
+    - PYTHON: "C:/Python37-x64"
+      FEATURES: python3
 
 install:
   - "SET PATH=%PYTHON%;%PYTHON%\\Scripts;%PATH%"