Update travis config to use PyPI tokens

Author: asvetlov

Diff for: .travis.yml

@@ -19,9 +19,9 @@ after_success:
 
 deploy:
   provider: pypi
-  user: andrew.svetlov
+  user: __token__
   password:
-    secure: KGaow4ouwd0qZW+oiqdFvCCXZRhR20iLJMpQUpSWFjJIRtKY0U6cJHK8pwVpzF5E4D5iQJj6z5i80SZ6OPZ5YiJY1hDgr81yOXOqFCsv9gws7AHawlJ84QE8AA6sXwe/CF35aBlohHrxyvLx9I9ETslt4yajr+AqPoGBZbYqkFU=
+    secure: 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
   distributions: "sdist bdist_wheel"
   on:
     tags: true