Setup deployment to PyPI using Travis CI

.travis.yml

@@ -2,9 +2,9 @@ sudo: required
 dist: trusty
 language: python
 python:
-  - "3.4"
-  - "3.5"
-  - "3.6"
+  - '3.4'
+  - '3.5'
+  - '3.6'
 install:
   - wget -q https://codeload.github.com/glassechidna/zxing-cpp/tar.gz/master -O master.tar.gz
   - tar xzf master.tar.gz
@@ -19,3 +19,13 @@ install:
   - make install
 script:
   - make lint test
+deploy:
+  provider: pypi
+  user:
+    secure: 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
+  password:
+    secure: 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
+  on:
+    branch: master
+    tags: true
+    condition: "$TRAVIS_PYTHON_VERSION = '3.6'"