Adding python3.7 support

Signed-off-by: Geoffrey Bauduin <geoffrey.bauduin@corp.ovh.com>

Author: geoffreybauduin

.travis.yml

@@ -4,7 +4,13 @@ python:
   - "3.4"
   - "3.5"
   - "3.6"
+# - "3.7" -- this is done through the "matrix" parameter
   - "nightly"
+matrix:
+  include:
+    - python: 3.7
+      dist: xenial
+      sudo: true
 jobs:
   allow_failures:
     - python: "nightly"

setup.cfg

@@ -20,6 +20,7 @@ classifiers =
     Programming Language :: Python :: 3.4
     Programming Language :: Python :: 3.5
     Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
     Topic :: Software Development :: Libraries :: Python Modules
     Topic :: System :: Archiving :: Packaging